Question

please tell me answer...... I want 18 and 19 answer

Answer 1

When plastic is heated, says Scientific American, it leaches chemicals 55 times faster than normal. So, never ever heat food in a plastic container in the microwave, or pour hot food (especially liquid) into a plastic container. Even if it says “microwave safe” on it, it's still going to leach chemicals.

Answer 2

19. 4R's that we should remember are;
1. reuse
2. reduse
3. recycle
4. recovery
18. no it is not advisable to store food in plastic container because plastic release small chemicals particles which can spoil the food