Never tinker in the lab without a teacher or adult, Don't run or play, Read all the instructions before you start experimenting, Always wear safety goggles, Never smell a chemical directly, Never mix chemicals unless you are told exactly what to do, No eating or drinking in the lab, Wash your hands as soon as you are finished, Leave the work area clean, Conduct yourself in a responsible manner, Dispose of all the chemical waste properly, Shoes must completely cover the foot, A lab coat or smock should be worn

Lab rules

بواسطة
طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟