Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

4 Cards in this Set

  • Front
  • Back
Eye protection
1. Everyone is required to wear protective goggles while performing an experiment. NO EXCEPTIONS.
2. In case of chemical injury to the eye, immediatly flood the eye with lots of water for at least 15 minutes. Mr. Liu will point our the eyewash fountain in the classroom and how to use it.
1. NEVER pick up a heated peice of glass until it has had time to cool. Unfortunately, hot glass looks just like cold glass; when in doubt, use tongs or "hot hands."
2. Never rinse hot glassware. Wait until it has fully cooled before washing.
3. Using glass equipment that is cracked or broken may cause an injury. Throw it out immediatly. There will be a special container for broken glass in the classroom.
Poisonous Chemicals
1. NEVER taste a chemical unless specifically directed to do so.
2. When testing the odor of a substance, waft a bit of the vapor toward your nose with your hand. Do not stick your nose into the test tube and inhale directly.
3. Immediatly scrub your hands if you happen to be exposed to hazardous materials. And always wash you hands before you leave the lab.
4. NEVER eat food in the laboratory/classroom.
Corrosive Chemicals on Skin or Clothing
1. If you accidently spill on yourself, quickly remove any contaminated clothing, notify an adult immediately and flush the affected area for at least 15 minutes with water. DO NOT neutralize the chemicals on you skin by adding other chemicals.
2. Shoes, not sandals/flip-flops, should be worn in the laboratory during lab experiments.