Plastics have various categorizations depending on various properties and source materials. For example, Galalith is a plastic made from milk protein, and there are other plastics made from cellulose ...

A winter greenhouse can be a joy when you can harvest fresh crops in the coldest months. It takes some prep and upkeep to maintain optimal conditions.

SINGAPORE – Fewer fresh polytechnic graduates landed full-time permanent jobs in 2024, although more of them received high salaries. Results of the latest Graduate Employment Survey (GES) by ...