Discuss US Green Building Council LEED-Green-Associate Exam Topic 1 Question 18

Volatile organic compounds (VOCs) negatively impact which of the following entities?

AQuality of daylight

BQuality of indoor air

CDurability of a product

DAbility to recycle a product

Suggested Answer: B

Volatile organic compounds (VOCs) are compounds that have a high vapor pressure and low water solubility, and are emitted as gases from certain solids or liquids1.VOCs include a variety of chemicals, some of which may have short- and long-term adverse health effects2.Concentrations of many VOCs are consistently higher indoors (up to ten times higher) than outdoors2.VOCs are emitted by a wide array of products, such as paints, solvents, cleaners, fuels, pesticides, building materials, office equipment, etc2.Breathing VOCs can irritate the eyes, nose and throat, can cause difficulty breathing and nausea, and can damage the central nervous system and other organs3.Some VOCs can cause cancer3. Therefore, VOCs negatively impact the quality of indoor air, which is option B.

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21 comments · newest first

Dorothy 11 months ago

I thought VOCs were just about air, interesting!

Valentine 11 months ago

Definitely impacts product durability too!

Merri 11 months ago

Wait, can they really impact daylight quality?

Sanda 11 months ago

Totally agree, they can make breathing tough!

Jettie 12 months ago

VOCs mainly affect indoor air quality.

Annelle 12 months ago

I have a vague memory of VOCs being linked to product durability too, but I think indoor air quality is the more common answer.

Xochitl 1 year ago

I practiced a similar question about environmental pollutants, and I feel like indoor air quality was a key point there.

Shelia 1 year ago

I think VOCs primarily affect indoor air quality, but I could be mixing it up with something else we covered.

Paris 1 year ago

I remember studying VOCs and their effects, but I'm not entirely sure which option they impact the most.

Wai 1 year ago

Ugh, I'm drawing a blank on VOCs. I don't recall learning much about their specific impacts. I'll have to make an educated guess on this one.

Major 1 year ago

Okay, I've got this. VOCs are volatile organic compounds that can negatively affect indoor air quality. That's the key thing to remember here. I'll select the answer that addresses air quality.

Sylvie 1 year ago

Hmm, I'm a little unsure about this one. I know VOCs are related to air quality, but I'm not sure if they impact daylight, product durability, or recycling. I'll have to think this through carefully.

Roslyn 1 year ago

This seems like a straightforward question about the environmental impacts of VOCs. I'll focus on recalling what I know about VOCs and their effects.

Jani 1 year ago

Okay, I think I've got a good handle on this. I'll focus on configuring the BGP peering, setting the update source, and then applying the aggregation and next-hop-self as needed.

Josphine 1 year ago

Hmm, I'm a bit unsure about this one. The options seem pretty similar, and I'm not entirely confident I understand the difference between customer engagement, operational metrics, and customer feedback. I'll have to think this through carefully.

Keneth 2 years ago

So, definitely B then. Indoor air quality is crucial.

Alex 2 years ago

Makes sense. VOCs are harmful to breathe in.

Tijuana 2 years ago

I agree with B. VOCs are pollutants.

Sarah 2 years ago

I think it's B, Quality of indoor air. VOCs impact air quality, right?

Cecily 2 years ago

Yeah, I wasn't sure at first.

Emilio 2 years ago

Did anyone else think the VOCs question was tricky?

US Green Building Council LEED-Green-Associate Exam - Topic 1 Question 18 Discussion