Chapter 195: It will become sticky after a few more tries (Monthly ticket plus chapter 6)
Facing the questions raised by Zhang Liu.
The girls looked at each other with confusion in their eyes.
They also have absolutely no idea why.
Scratching her head, Anya came up with the suggestion of "adding flour" based on her own experience of "adding more flour to water, and adding more water to flour" when making cookies.
I picked up a small ball of wood ash from the side which was still warm to the touch.
Then she said, "How about putting a few more in? It will definitely become sticky if there are too many."
"That's fine!"
Nodding, Zhang Liu took out the branch from the small clay pot to make it easier for the other party to put the ball in.
Then everyone continued to watch the small balls of wood ash bubbling in the white liquid, releasing heat and melting in the chemical reaction.
"Zhang Liu, I have a question!" Just as Zhang Liu picked up the branch and was about to start stirring to help dissolve it.
Zhao Yiran said, "The white solid substance that releases heat is most likely calcium oxide, right?"
"That's right!"
"That's right!"
"After adding water, it should turn directly into calcium hydroxide, right?"
All the girls present did well.
So after Zhao Yiran said this, they all nodded in agreement.
Song Shuyao even memorized the reaction formula of calcium oxide.
"Yes!" Zhang Liu also nodded to indicate that what Zhao Yiran said was correct.
At the same time, he also expressed his inner troubles: "While I was burning the wood ash this afternoon, I was thinking about this question in my heart. Logically speaking, there is no reason for me to burn out calcium oxide... because the formula of wood ash is potassium carbonate..."
Speaking of this, a thought flashed through Zhang Liu's mind.
Then an expression of sudden enlightenment appeared on his face.
"Potassium is soluble in water!" He said this almost at the same time as Zhao Yiran: "So it shouldn't be potassium carbonate here!"
This way.
Zhang Liu immediately understood.
During the previous few times of pouring water and filtering.
A large part of the potassium in the wood ash has probably been carried away by water.
in other words.
What is left now should no longer be dominated by potassium!
On the contrary, it is most likely calcium that is insoluble in water!
Then the chemical equation is the same as the process of calcining calcium carbonate (shells) to make calcium oxide.
But for now.
He was still in trouble.
Because even though two balls of wood ash were added again, the liquid in the entire clay jar began to turn into a semi-solidified fluid, and the temperature also rose a lot.
It is very likely that low-purity quicklime reacts with water and then becomes hydrated lime.
But Zhang Liu also remembered that although this thing had adhesive properties, it could not be used directly as cement for some reason.
As he continued to stir, he looked at the two bricks at his feet and wondered whether he should test them first.
Lan Yueting, whose family is in the real estate business, suddenly said, "Zhang Liu, I remember when building a house on the construction site, sand needs to be added to the cement mixing..."
As the younger brother of the Su family, the leading real estate company.
Lan Yueting's family was not particularly wealthy before.
But it has only started to develop in the last three years.
So her parents would occasionally let their daughter go to the construction site to take a look.
It was at that time that Lan Yueting saw workers mixing cement and sand manually.
"sand?"
Zhang Liu repeated Lan Yueting's words.
The first moment he wanted to use mud instead.
But Zhang Liu immediately thought of the difference between soil and sand.
The former includes a lot of things.
The latter is just pure sand without too much debris.
But if he was asked to clean the mud now, Zhang Liu felt it was a bit troublesome.
And the wet and rotten soil is obviously not suitable to be added to the pot of slaked lime in hand, which is already too damp.
Think a little.
He immediately thought of a very good alternative.
There are a lot of failed earthenware piled up next to bamboo house No. 3!
At this moment, Zhang Liu's idea was to crush these earthenware pottery and add them in as sand.
"I'll help you grind it into powder!" After hearing his idea, Xiang Wanying hurriedly trotted in the rain to the side of bamboo house No. 3 and brought back a few pieces of earthenware fragments.
Picking up the fire hammer, she began to hammer it carefully.
When the earthenware powder was added to the small clay bowl that Zhang Liu was stirring, the originally milky white thick liquid immediately turned into a "fusion" that was indeed somewhat similar to cement.
This is consistent with Zhang Liu's understanding of cement.
So he began to pick out a portion of the stuff from the basin and smear it on a fired stone brick as an adhesive.
After pressing the two bricks up and down.
There was still quite a bit left in the small clay pot.
After thinking for a while, Zhang Liu simply poured it on a banana leaf and started to mix the mud.
Soon a small cube was made.
He also wanted to simply test the individual strength of this "wood ash cement".
After finishing all this, it was already late.
The sky outside began to turn completely dark.
After everyone said good night to each other, Zhang Liu and Xiang Wanying went to the taro field in the rain to wash their hands.
The other girls returned to Bamboo House No. 1 to rest.
In order to clearly show that the two of them are on good terms.
So tonight, Anya gave up the opportunity to stay with Lan Yueting and "absorb the energy of big breasts" for the first time, and instead lay down with Song Shuyao.
Compared to Zhang Liu, who had cement on his hands that needed to be scrubbed carefully.
Xiang Wanying only needs to rinse it lightly under running water.
But she did not leave, but stood there waiting silently.
The moment Zhang Liu finished washing his hands and was about to turn around, Xiang Wanying couldn't help but walk forward and hug him.
"Zhang Liu, you haven't been with me for a long time!" She pressed herself against Zhang Liu's back, her voice full of resentment: "Don't you want me anymore because of Xixi?"
"Ah?" Zhang Liu, who was washing his hands seriously, was suddenly confused by Wanying's words.
What does it mean that you don't want the other person just because you have Xixi?
There was really nothing going on between him and Gu Xixi!
"Hmph, man!" The reason why Xiang Wanying complained to the other party in such an "unreasonable" way was because she wanted to kill him in her heart.
Ever since she was singled out by Zhou Fang, she has not dared to go to Zhang Liu...
After venting all the negative emotions that had been pent up in her heart, Xiang Wanying pulled Zhang Liu into bamboo house No. 2.
Gu Xixi, who had a special physique, also had some thoughts about it.
But when she stuck her head out of the door, she was glared at by the Xiang family's head maid who was closing the door.
Silently pursing her lips and retracting her head, Gu Xixi saw the "food protection" in Xiang Wanying's eyes.
Then she turned her eyes to the eldest daughter of the Xiang family, who was innocently chatting with the girls about the construction of the rabbit house...
After sighing in her heart, Gu Xixi finally chose to find a corner to lie down.
Then she clamped her palms between her buttocks, just above her knees.
After being stimulated here, it can provide temporary relief.
At the same time, Zhang Liu in Bamboo House No. 2 had his wolfskin coat easily stripped off by Xiang Wanying.
But the two did nothing.
Zhang Liu lay on the bed obediently, while Xiang Wanying sat on the edge of the bed.
At this moment, she was drinking water to moisten her dry mouth and tongue, while asking about what Zhou Fang had just said to her: "Did Aya and Song Shuyao have a fight?"
Chapter 196: The Maid Who Prepares to Start the Second Half for Her Man
"Uh... they had a fight..."
Feeling a bit of damp chill.
Zhang Liu couldn't help but gasp.
Then he began to tell the whole story in detail.
"Um……"
"Well……"
Xiang Wanying, who was eating and drinking water, could only make nasal sounds.
After a long while, the head maid of the Xiang family, whose eyes were already filled with tears, sighed helplessly.
Later, she realized that her opponent was becoming more and more tough and she gave up her attempt to win by fighting alone.
Sitting next to Zhang Liu, Xiang Wanying's eyes were blurred and her whole body was weak, just like a pool of spring water.
Reaching out to lift the few strands of hair that were stuck to the corners of her mouth due to sweat, she said softly, "I heard from my godmother that she has already persuaded Aya and Song Shuyao, who are still very sensible, and are going to solve it privately later."
"Aya?"
Zhang Liu suddenly heard the intimate words used in Xiang Wanying's address.
"Hmm..." She put her arms around the boy next to her and rubbed her whole body against him: "From now on, we will be together. I will call her Aya, and she can call me Wanying..."
As she spoke, she untied her maid skirt.
The biggest advantage of a water-resistant maid skirt is that it will always have a silky feel whenever you take it off.
Xiang Wanying and Zhang Liu both felt it at this moment.
The maid skirt sandwiched between the two bodies was not hindered by sweat at all.
It was like "slipping" down the ground.
Zhang Liu originally planned to ask what the other party meant by "resolve it privately later".
But after Xiang Wanying's action, he felt that his body position was abnormal, so he quickly reached out to intercept it.
Prevent unexpected situations from happening.
Although it is split at the touch of a button.
But the feeling of brushing against each other made both of them tremble involuntarily.
With a red face and a look of fear in her eyes, Xiang Wanying silently looked up at the boy in front of her.
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