Wiper blade : Some chemical container such as Calcium Hypochlorite and Potassium were store at outdoor and non-covered protection to prevent wastewater leachate to rain gutter and contaminate with soil.
Wiper blade : Some chemical container such as Calcium Hypochlorite and Potassium were store at outdoor and non-covered protection to prevent wastewater leachate to rain gutter and contaminate with soil.