because they are not to be reused
We use it for plastic molds :) e.g. plastic cups, toys or things made of plastic.
Plastic cups can be harmful to your health if they contain harmful chemicals like BPA or phthalates, which can leach into your drinks. It's best to use BPA-free and food-grade plastic cups to minimize health risks.
it is used for plastic cups and tooth brush heads
Plastic cups may release harmful chemicals when exposed to hot beverages, so it is generally not recommended to use them for hot drinks. It is safer to use cups made of materials specifically designed for hot beverages, such as ceramic or glass.
There is some concern that drinking out of plastic cups may expose you to harmful chemicals like BPA. It is recommended to use glass or stainless steel cups as a safer alternative.
Most supermarkets sell plastic cups.
Plastic cups are generally safe to drink from, but it is important to use cups that are labeled as food-safe and BPA-free to minimize potential health risks. It is also recommended to avoid using plastic cups that are scratched or damaged, as they may leach harmful chemicals into beverages.
One can get plastic drinking cups from most supermarkets, party supply stores and even from home and office supply stores. Walmart has clear plastic cups. The Party People has clear, yellow, red and silver plastic cups. Redds Cups has red plastic drinking cups.
The majority of plastic cups can be reused or recycled. Polystyrene, or foam, cups are not widely recyclable. Cost wise, plastic cups tend to more inexpensive than polystyrene cups.
Since plastic is a good material people buy and use every day I say bout a good 30.000 plastic cups are used every hour
You would have to crash to use them.
Example: "i saw her crumple the paper as she walked out of the room."