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Material Plan Essay

1. A list of all of the potentially dangerous materials your lesson may require (depends on the subjects being taught, below are only some examples of chemicals used in school lab)
Barium Peroxide

  • Hydrogen Peroxide, 30%
  • Potassium Chlorate
  • Potassium Permanganate
  • Chromium and Chromium Compounds
  • Chlorine
  • Chloroform
  • Ethylene Thiourea
  • Formaldehyde
  • Hydrogen Sulfide
  • Lead Acetate
  • Lead Chloride
  • Lead Phosphate
  • Mercury and mercury compounds
  • Nickel
  • Potassium Chromate
  • Saccharin
  • Silver Nitrate
  • Thiourea

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2. A list of procedures for safely storing those materials

  • separate all oxidizers, acids, poisons, flammables and general storage chemicals so as to minimize interactions;
  • use a color code system like that commonly used in industry and education:
    -red is for flammables
    -yellow is for oxidizers
    -white is for corrosives
    -blue is for poisons
    -green is for generally non-hazardous substances;
  • separate liquid from solids;
  • separate items that must be isolated, such as nitric acid;
  • put the items on dedicated shelves, or into locked cabinets;
  • both the storage cabinets and the room the storage cabinets are in should be kept locked at all times;
  • keep a current inventory of the chemicals stored.

3. A list of procedures for safely using those materials in school:

  • instruct students about safety procedures;
  • require students to wear safety goggles, aprons, gloves and close-toed shoes are during experiments;
  • ask students to push their sleeves up above their elbows, and tie back long hair;
  • ask students to remove coats, jackets and loose fitting clothes;
  • advise students not to touch, taste, or smell chemicals unless
    instructed to do so;
  • warn students to use caution when using open-flames in the classroom;
  • ask students not to wear contact lenses on lab days when acids or bases are presented;
  • teach students safe techniques for transferring chemicals from one container to another;
  • ask student to always wash face, hands, and arms after handling chemicals;
  • ask students to wear non-synthetic clothes whenever open flames will be used;
  • prohibit students to drink, eat, chew, or smoke in the lab.

4. A list of procedures for safely using those materials in the field

  • instruct students about safety procedures;
  • require students to wear safety goggles, aprons, gloves and close-toed shoes are during experiments;
  • ask students to push their sleeves up above their elbows, and tie back long hair;
  • coats, jackets and loose fitting clothes should not be worn;
  • advise students not to touch, taste, or smell chemicals unless instructed to do so;
  • caution needed when using open-flames
  • students should not wear contact lenses when acids or bases are presented;

5. A list of all the living beings that are part of your lesson (examples)

Plants

  • cabomba
  • elodea
  • lemna
  • moss
  • tree seedings

Animals

  • rabbits
  • mice
  • guinea pigs
  • frogs
  • parakeets
  • rats
  • snakes
  • fish
  • turtles
  • butterflies and moths
  • crustaceans
  • insects
  • microorganisms
  • invertebrates

6. A list of procedures for ensuring the safe and ethical treatment of those beings

  • instruct students about safety and ethical procedures;
  • advise students not to touch, taste, or smell living beings unless instructed to do so;
  • teach students to be careful in handling plants – some plants may irritate the skin;
  • require students to wash hands before and after handling plants and animals;
  • ask students to wear gloves when handling animals in the classroom;
  • avoid activities that are beyond the developmental level of students;
  • be aware that a student may have an allergic reaction to an animal or dust from an animal enclosure;
  • some organisms bite, sting or carry diseases that can be transmitted to humans.

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