How about a bottle of water?
General plastic bottles can only be installed cold water, such as hot water used, it will increase the risk of harm, it is recommended not to use plastic bottles for a long time to drink water.
To see whether the use of bottles can be recycled, such as circulating use, depends on the number of cycles to use, there is a triangle on the bottle, there is a digital intermediate, digital is a few can be used on behalf of several times.