Toronto Conservation Parks gives us a conference about waste.
there are 5 categories:
1- Green bin. you put inside waste like vegetables, fruit, meat, bones, napkins, etc.
2- Blue bin. you can put inside all of you can recycle like paper, aluminium, glass, cardboard,etc.
3- Black bin. you can put inside all waste like dirty disposable, black disposables.etc.
4- Electronics waste you must put batteries, laptops, d v d, etc.
5- Hazardous waste.