Why certificates can be problematic?

Answer 1

SGS is a private, independent laboratory, who regularly test compunds/chemicals, food, etc... they make recommendation id a certain chemical is safe or may promote hazard to consumers.

JerryPurfz (Find me on twitter for Energy based commodity in South Africa)

Answer 2

Certificate's at school represent how well you have worked and what people see in you. Don't be nervous at walking to the front and receiving it because guess what, it shows that you are a very good worker! Good Luck! :)