Environmental Engineering in CE
Moist atmospheric air at high temperature (e.g., in summer) having high concentration of sulphur dioxide causes

Fading of dyes on textiles
Corrosion, tarnishing & soiling of metals
Reduced strength of textiles
All of these

ANSWER DOWNLOAD EXAMIANS APP

Environmental Engineering in CE
Higher concentration of CO₂ in atmosphere

Allows visible solar radiation (ultraviolet) of short wave-length to pass through
Reflects and absorbs the longer wavelength (infra-red) radiations
Prevents solar heat being radiated out completely, resulting in
All of these

ANSWER DOWNLOAD EXAMIANS APP