What is a noxious gas?

What is a noxious gas?

A noxious gas or substance is poisonous or very harmful. Many household products give off noxious fumes.

What is the meaning ofour?

odour noun [C or U] (smell) a smell, often one that is unpleasant: Inside the room there was the unmistakable odour of sweaty feet. Aroma preference is largely influenced by our body odour. Synonyms.

What part of speech is the word noxious?

unpleasant and possibly also harmful, typically in reference to odorous fumes.

What are noxious chemicals?

A noxious substance is one that is harmful or damaging to living things.

What are noxious liquids?

Noxious Liquid Substance means any substance indicated in the Pollution Category column of chapters 17 or 18 of the International Bulk Chemical Code, or the current MEPC. 2/Circular or provisionally assessed under the provisions of regulation 6.3 of MARPOL Annex II as falling into categories X, Y or Z.

What is the difference between odor and odour?

In American English, odor is the preferred spelling of the noun referring to a property detected by the sense of smell. In all other main varieties of English, odour is the preferred spelling.

What is synonym of noxious?

Some common synonyms of noxious are baneful, deleterious, detrimental, and pernicious. While all these words mean “exceedingly harmful,” noxious applies to what is both offensive and injurious to the health of a body or mind.

What are noxious liquid substances example?

Substances of Category A are bioaccumulated and liable to produce a hazard to aquatic life or human health; or are highly toxic to aquatic life. Examples of Category A substances: acetone cyanohydrine, acrolein, carbon disulphide, creosote, cresols, dichlorbenzene, sodium pentachlorophenate, tetramethyl lead.

What category is noxious liquid?

Category Z
Category Z: Noxious Liquid Substances which, if discharged into the sea from tank cleaning or deballasting operations, are deemed to present a minor hazard to either marine resources or human health and therefore justify less stringent restrictions on the quality and quantity of the discharge into the marine …

Which substance have the strongest odor?

Above −20 °C (−4 °F), thioacetone readily converts to a polymer and a trimer, trithioacetone. It has an extremely potent, unpleasant odor, making it one of the worst-smelling chemicals.

What is the synonym of bad smell?

Some common synonyms of stinking are fetid, fusty, malodorous, musty, noisome, putrid, and rank. While all these words mean “bad-smelling,” stinking and fetid suggest the foul or disgusting.

What is unpleasant smell?

malodorous, stinking, fetid, noisome, putrid, rank, fusty, musty mean bad-smelling. malodorous may range from the unpleasant to the strongly offensive. malodorous fertilizers stinking and fetid suggest the foul or disgusting.

How do you use the word noxious?

Noxious in a Sentence 🔉

  1. Besides being annoying, the mosquito is a noxious insect that can carry and transmit a number of potentially fatal diseases.
  2. When I made the mistake of asking my wife what that noxious smell was, it turned out to be dinner, which I ate with my happy face.

Are noxious fumes toxic?

A noxious gas or substance is poisonous or very harmful.

What is noxious substance?

WHAT ARE HAZARDOUS AND NOXIOUS SUBSTANCES? Hazardous and noxious substances include dangerous goods and other substances (excluding oil) that, when released into the environment, could potentially be harmful to human health and marine life. They can be flammable, explosive, toxic, corrosive or reactive.

What are the examples of noxious liquid substances?

Noxious Liquid Substances and Dangerous Chemicals

  • Air.
  • Anti-fouling Systems.
  • Ballast Water.
  • Garbage.
  • Marine Pollutants in Packaged Form.
  • Noxious Liquid Substances and Dangerous Chemicals.
  • Oil.
  • Sewage.