MCQ for Safety for handling toxic chemical

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Question 1: _______________ is/are designed to provide the information needed to protect users from any hazard that may be associated with the chemical.
  • INCORRECT. CHP includes standard operating procedures for work with specific chemical substances, and the CHP may be sufficient as the primary source of information used for risk assessment and experiment planning. Please try again.
  • CORRECT. MSDSs are designed to provide the information needed to protect users from any hazard that may be associated with the chemical.
  • INCORRECT. GHS is an internationally recognized system for hazard classification and communication. Please try again.
  • INCORRECT. LCSSs provide information on chemicals in the context of laboratory use. These documents are summaries and are not intended to be comprehensive or to fulfill the needs of all conceivable users of a chemical. Please try again.
Question 2: Which of the following is/are the information required in Material Safety Data Sheets?
I. Supplier (with address and phone number)
II. Storage and handling procedures
III. Physical and chemical properties
  • INCORRECT. This information is required but more information should be included. Please try again.
  • INCORRECT. These information are required but more information should be included. Please try again.
  • INCORRECT! These information are required but more information should be included. Please try again.
  • CORRECT! Supplier (with address and phone number) and up-to-date MSDS: Toxicity data and exposure limits sometimes undergo revision, and for this reason MSDSs should be reviewed periodically to check that they contain up-to-date information. Phone numbers are provided so that, if necessary, users can contact the supplier to obtain additional information on hazards and emergency procedures. Storage and handling procedures: This section usually consists of a list of precautions to be taken in handling and storing the material. Physical and chemical properties: Data such as melting point, boiling point, and molecular weight are included.
Question 3: When handling carcinogenic materials, which of the followings is the personal protective equipment that should be used?

  • INCORRECT. It is not a personal protective equipment. Please try again.
  • CORRECT. When handling carcinogenic materials, polythene gloves should be used.
  • INCORRECT! Safety glasses with side shields provide the minimum protection acceptable for regular use, but it is not used in handling carcinogenic materials. Please try again.
  • INCORRECT! Chemical splash goggle should be worn when there is a risk of splashing hazardous materials or flying particles, but it is not for handling carcinogenic materials. Please try again.
Question 4: Which of the following protective method is not used to avoid Inhalation of hazardous chemicals?
  • INCORRECT. Please try again.
  • CORRECT. It is a way to avoid accidental ingestion of hazardous chemicals, but it is not used to avoid inhalation of hazardous chemicals.
  • INCORRECT. Please try again.
  • INCORRECT. Please try again.
Question 5: Which of the following statements is False in handling toxic chemicals?
  • CORRECT. After using carcinogenic chemical, wash hands in cold water and then thoroughly with soap and warm water.
  • INCORRECT. Please try again.
  • INCORRECT. Please try again.
  • INCORRECT. Please try again.