This method allows for a lower concentration of vapors to be inhaled and is particularly useful in safely smelling ammonia, hydrochloric acid, and other dangerous or unpleasant chemicals.

It is theorized that scent-discriminating animals, such as bloodhounds, can smell the pheromones, or chemicals, that special glands in our bodies secrete - " She cut me off.

It is important to understand that people are able to smell some VOCs and other oil-related chemicals at levels much lower than would cause long-term health problems.

They do this by producing toxins and foul-tasting or smelling chemicals.

It smells clean, which means you only smell chemicals, cleaning stuff, or perfumes.

About a year after the store opened, she smelled chemicals in the basement.

Someone had an easel set up near the RA's room, and she could smell photo-developing chemicals as she passed the bathroom on the first floor.

But he'd smelled chemicals he was familiar with... He got a squeeze of water, trickled it on the alien's leg.

And why would they plunge into inky water, even though they don't smell chemicals?