A 500 ml takeaway lunch box can hold 300 to 350 grams of vegetables, and the density of rice is about 0.7 grams per cubic centimeter. From this, it can be calculated that a 100 ml cup can hold 70 grams of rice, so a 500 ml container can hold 300 grams to 350 grams of rice.

The conventional size of 500ml take-away lunch box is17cm *1.8cm * 3.8cm. The disposable take-away lunch box is mainly round and square, all made of environmentally friendly plastic PP..

Main uses:

If a 500 ml lunch box only contains rice, it takes about one kilogram to fill it. In addition, it depends on the type of rice, but the impact value will not be too great. If it is 1000ml, it will cost more than two kilograms, while the general take-away box lunch is 700ml. It should be noted that disposable lunch boxes are foamed tableware. If the food is over 65 degrees, it will precipitate its own toxic substances into the food.

There will be no effect in the short term, but it will still affect the liver and kidneys after long-term use. Therefore, you should buy a degradable lunch box that is harmless to the human body. The plastic products of disposable lunch boxes will take at least 200 years to degrade. If plastic is left in the field for a long time, it will affect the water absorption of crops and inhibit their development.