1. Nutritional contents per 100 grams of milk: energy 54 kcal, protein 3 grams, fat 3.2 grams, carbohydrates

3.4 grams, cholesterol 15 mg, vitamin A 24 micrograms, Thiamine 0.03 mg, riboflavin 0.14 mg, niacin 0.1 mg, vitamin C 1 mg, vitamin E 0.21 mg, calcium 104 mg, phosphorus 73 mg, potassium 109 mg, sodium 37.2 mg, magnesium 11 mg, iron 0.3 mg , zinc 0.42 mg, selenium 1.94 μg, copper 0.02 mg, manganese 0.03 mg.

2. The harm caused by heating plastic bags for general food packaging is negligible.

3. Profit greatly.