The pesticide used as a preventive measure in buildings is

Ahmed Khan developed a method to create roads by mixing polyblend and bitumen. The life of the roads constructed in this manner increased by a factor of $................$.

The most common pesticide used in India is

$5^{th}$ June is celebrated as.....

Inhabitants living close to very busy airports are likely to experience health hazards.

The Bhopal gas tragedy occurred in $1984$ because methyl isocyanate reacted with .......