Answer:
D. Refrigerants
Explanation:
In the United States of America, the agency which was established by US Congress and saddled with the responsibility of overseeing all aspects of pollution, environmental clean up, pesticide use, contamination, and hazardous waste spills is the Environmental Protection Agency (EPA). Also, EPA research solutions, policy development, and enforcement of regulations through the resource Conservation and Recovery Act .
The Clean Air Act Amendments of 1990 prohibit service-related releases of all refrigerants such as R-12 and R-134a. This ban became effective on the 1st of January, 1993.
Refrigerants refers to any chemical substance that undergoes a phase change (liquid and gas) so as to enable the cooling and freezing of materials. They are typically used in air conditioners, refrigerators, water dispensers, etc.
Answer:
I believe the answer is B.
There are four types of operator in QBASIC. They are Arithmetic operators,relational operators,logical operators and sting operator .a. arithmetic operators. Arithmetic operators are used to preform mathematical calculations like addition, subtraction, division, multiplication and exponential
Answer:
Toy dogs
Explanation:
Tableau is an application used for statistically analyzing and visualizing data. It is very popular for its ecstatic data visualization figures and works with all dataset types to create a tableau data format.
The Dognition_aggregated_by_DogID dataset holds data for the different dog types, breeding, and tests done on them. The consistent relation between the breeding group column and tests completed is the toy dogs.