In preparation of soap, steam is passed through the mixture of vegetable oils or fats and caustic soda. The role of steam in the soap-making process is ______?
صابن کی تیاری میں ، بھاپ سبزیوں کے تیل یا چربی اور کاسٹک سوڈا کے مرکب سے گزرتی ہے۔ صابن سازی کے عمل میں بھاپ کا کردار ______ ہے؟
Answer: To melt the fats in the mixture.
Explanation
In soap-making (saponification), steam helps melt fats or oils, allowing them to react efficiently with caustic soda (NaOH).
This ensures the chemical reaction proceeds smoothly to form soap and glycerol.
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