hazardous

[US]/ˈhæzədəs/
[UK]/ˈhæzərdəs/
Frequency: Very High

Translation

adj. risky, dangerous
adv. riskily, dangerously
n. risk, danger

Phrases & Collocations

hazardous materials

hazardous waste

hazardous chemicals

hazardous conditions

hazardous substances

hazardous material

hazardous area

hazardous substance

hazardous goods

hazardous location

Example Sentences

it is hazardous to personal safety.

we work in hazardous conditions.

the treatment of hazardous waste is particularly expensive.

burning potentially hazardous medical waste

a hazardous journey through thickening fog.

a dump containing hazardous waste

These conditions are very hazardous for shipping.

Breathing asbestos-laden air may be hazardous to health.

Surface water made driving conditions hazardous.

VX is the most deadly nerve gas and Tabun is the least deadly (although still very hazardous).

Subtitle D of the Act is dedicated to nonhazardous solid waste requirements, while Subtitle C focuses on hazardous solid waste.

Choose tinsel or artificial icicles made of plastic or nonleaded metals. Leaded materials are hazardous if ingested by children.

In Vehicle Conspicuity area: Reflexite® reflective tapes and sheeting used for hazardous vehicles and heavy-duty trucks and complying with DOT-C2, ECE104 and GA406 (which is 3C certified).

Real-world Examples

Anyway, it would be far too hazardous for my own well-being.

Source: Hu Min reads stories to remember TOEFL vocabulary.

It can potentially be quite hazardous.

Source: CNN 10 Student English May/June 2018 Compilation

Anything over 300 is considered hazardous air quality.

Source: CNN Selects January 2017 Collection

Suddenly a lot of hazardous regions were deemed safer.

Source: Scientific 60 Seconds - Scientific American March 2022 Compilation

To start, not all radiation is hazardous.

Source: Bilingual Edition of TED-Ed Selected Speeches

The plant itself is still the most hazardous site.

Source: National Geographic Science Popularization (Video Version)

If it breaks it's considered a hazardous waste site.

Source: Newsweek

It's an unhealthy, even hazardous problem for parts of India.

Source: CNN 10 Student English of the Month

C) It is hazardous to leave millions of people poor and vulnerable.

Source: Past English Level 4 Reading Exam Papers

Authorities warned that a hazardous eruption is possible within hours or days.

Source: BBC World Headlines

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