Once a fruit has been picked, the remaining plant might have little value to a farmer, but some are making use of these agricultural byproducts that would otherwise go to waste, from "ugly fruit" skincare products to textiles made from starch. In the UK and East Africa, insects fed on vegetable waste become high-protein food for animals and humans, and in the US leftover soy from tofu manufacturing is turned into gluten-free flour. 

 

อ่านต่อได้ที่ :  โรงเรียนบ้านสวนอาย

สาระน่ารู้ :  เซ็กซ์