While plastic foil, also known as cling film or plastic wrap, is a common household item, it's...

:- The process by which organism consume food and use it to create a development their bodies,...

When we through things away into the trash they usually end up in land fields. What is land...

First tear the papers that are not in use, in many piecees. Then get wet all the pieces of...

               National Education Day . hello! Everyone...