Question:
If you spill a chemical toilet cleaning liquid on your hand, your first aid would be :
Correct Option: , 3
Solution:
Toilet cleaning liquid has about $10.5 \% \mathrm{w} / \mathrm{v}$ $\mathrm{HCl}$; to neutralise its affect aqueous $\mathrm{NaHCO}_{3}$ is used
while $\mathrm{NaOH}$ is avoid for this purpose because its highly corosive in nature and can burn body.
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