Table 5.

Frequency analysis for knowledge on chemical hazard.

No	Variables	Percentage (%)
		Yes	No
1	Did you know what is chemical	100	0
2	Did you know the danger of chemical	100	0
3	Did you know petrol product contain chemical substance	100	0
4	Did you know how you can be exposed to chemical substance	98.4	1.6
5	Would you attend the class to understand hazardous chemicals	98.4	1.6
6	Would you willing to change and adopt a safer work practice	100	0
7	Safety equipment provided by your employer suitable	96.8	3.2
8	Does wearing adequate safety equipment to protect you	93.5	6.5
		4 names and below	5 names
9	List of chemical name contained in petrol that you know	61.3	38.7
		Normal	Dangerous	Very Dangerous
10	what is the level of danger when inhaled chemicals	1.6	17.7	80.6
		Strongly agree	Agree	Strongly disagree
11	Chemicals in petrol are harmful to humans because they are volatile	72.6	27.4	0
		Talking/discussion	Reading materials	Classes/training
12	How did you know about the danger of chemicals	1.6	12.9	85.5