廢言　～when it is not enough Chemical Safety for Laboratory Users (Pre-class Assignment)

Chemical Safety for Laboratory Users (Pre-class Assignment)

Q1. Select ONE chemical that you will frequently use. Write down the name of the chemical, and how it is used in your work

Q2. Get a container of the selected chemical, read the label, and answer the following questions:
a. What are the major hazards of this chemical (e.g. flammable, toxic, corrosive...etc)?
b. What other specific warnings are found on the container?

Q3. On a campus computer, go to Library On-line System--Databases, under Science or Engineering, access either the Sigma-Aldrich or CCINFO Material Safety and Data Sheets (MSDS) database, and find the chemical you selected.

Q4 Answer the following questions:
a. List the synonyms of this chemical.
b. What are the major hazards according to the MSDS?
c. What are the first aid measures for inhalation or skin contact?
d. If the chemical is identified as 'flammable', list the flash point, lower explosive limit (LEL) and upper explosive limit (UEL).
e. List three things you should do in case of a spill of this chemical.
f. What are the occupational exposure limits?
g. What personal protective equipment is recommended for handling this chemical?
h. List three of the toxicity data for this chemical.

Q1. VITA Lemon Tea. It is used to eliminate ones thirstiness and raise his satisfactory level.

Q2
a. Choking.
b. 原價5.5 特價5.2.

Q3. -

Q4
a. 維他檸檬茶, 檸檬茶, 檸茶, 果包野
b. Food poisoning.
c. Wash with suitable amount of water, or clean contaminated area by paper tissue, or leave it alone.
d. This chemical is not flammable.
e. Remove personal belongings along the spill direction; Clean with towel or tough paper tissue; Purchase a new packet of the chemical if ones thirstiness is above threshold.
f. 6 packets of 250ml within an hour.
g. No PPE is required. One may use non-leather gloves to handle container.
h. -