10 Questions
What is the chemical formula for toluene?
C6H5CH3
Which compound is used in mothballs and in the manufacture of dyes and explosives?
Naphthalene
What is a harmful effect of using artificial dye for hair?
Causes hair fall
Which raw material undergoes processes like nitration, sulphonation, and reduction to become dye intermediates?
Benzene
What is a characteristic of naphthalene?
Used in insect repellents and mothballs
Where is toluene primarily derived from?
Petroleum
Which compound is found in coal tar and petroleum, and has reduced use as a solvent due to its carcinogenic properties?
Benzene
What is the primary reason for the reduced use of benzene as a solvent?
'Carcinogenic' properties
What effect can the dyes present in lipsticks have on humans?
Cause skin irritation
What is a common application of xylene in industries and medical technology?
Solvent
Test your knowledge on eco-friendly dyeing methods that are less harmful to the environment. Learn about using plant-based dyes like indigo, madder, and turmeric, as well as natural mordants such as alum, iron, and copper to reduce the negative impact of dyes on aquatic life.
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