Lab Safety Rules
What should you always wear to protect your eyes during an experiment?
Safety goggles
What does the flame symbol mean on a chemical bottle?
Flammable
Which tool is used to measure liquid volume most accurately?
Graduated cylinder
What color is the flame when the air hole is closed?
Yellow/orange
Which Chinese app combines messaging, payments, and mini-games, and is used by almost everyone in China?
WeChat (微信, Wēixìn)
Why should you never eat or drink in the lab?
Because chemicals could contaminate the food or drink
What does the skull and crossbones symbol mean?
Poisonous or toxic
Which piece of equipment is used to hold a test tube over a flame?
Test tube holder
What is the safest flame to use when you are not heating something?
Yellow flame
Which Chinese boy band is famous for songs like Nine Percent and Ei Ei?
Nine Percent (九百分)
Where should your bag and jacket be kept during a lab?
Outside the lab area or in a designated storage area
Which hazard symbol means a chemical can cause skin burns?
Corrosive
What is the difference between a beaker and a graduated cylinder?
A beaker holds liquids but is not very precise; a graduated cylinder measures volume accurately
What happens to the flame when you open the air hole?
It turns blue and gets hotter
In the game Honor of Kings (王者荣耀), which hero is based on the Monkey King from Journey to the West?
Sun Wukong (孙悟空)
What should you do if your sleeve catches on fire?
Use the fire blanket
If you see a broken person hurt from the inside, what does it usually mean?
Carcinogenic (Cancer Causing)
Which tool is best for measuring the mass of a powder?
Balance
Why is the blue flame better for heating than the yellow flame?
It is hotter and burns more cleanly
What is the name of the super popular short-video app from China that’s known internationally as TikTok?
Douyin (抖音)
Why is it important to tie back long hair and avoid loose clothing in the lab?
So they do not catch fire or knock over equipment
Which hazard symbol is shown for a substance that damages the environment?
Environmental hazard (dead fish and tree symbol)
Which piece of glassware is used for swirling liquids without spilling?
Erlenmeyer flask (conical flask)
What should you always check before lighting a Bunsen burner?
That the hose is connected securely and the air hole is closed
Which Chinese animated film broke records in 2019 with its story about a rebellious child born with great powers?
Ne Zha (哪吒之魔童降世)