N
nbn
Student
- Nov 3, 2019
- 191
Hello Guys,
I have read many people in this group prefer CO,but why not the H2S. I assume both of them are dangerous to public,but if we can properly close the place and place the warning signs, that can be avoided. Do u guys have any ideas on why people prefer CO over H2S
I have read many people in this group prefer CO,but why not the H2S. I assume both of them are dangerous to public,but if we can properly close the place and place the warning signs, that can be avoided. Do u guys have any ideas on why people prefer CO over H2S