Week 9: Materials✅ Flashcards
What is the primary goal of the WELL Materials concept?
MATERIALS > General
The WELL Materials concept aims to reduce human exposure to chemicals that may impact health during the construction, remodeling, furnishing, and operation of buildings.
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This information comes from Page 213-214 of the WELL V2
What are some examples of legacy chemicals that continue to pose dangers?
MATERIALS > General
Legacy chemicals include lead, asbestos, mercury, chromated copper arsenate (CCA), and polychlorinated biphenyls (PCBs), which are restricted but still dangerous in older structures or through environmental contamination.
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This information comes from Page 213-214 of the WELL V2
How does the WELL Materials concept address volatile organic compounds (VOCs)?
MATERIALS > General
The WELL Materials concept encourages the use of products tested for low VOC emissions to improve indoor air quality (IAQ) and reduce risks to respiratory health and cancer.
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This information comes from Page 213-214 of the WELL V2
What strategies does the WELL Materials concept promote for selecting building materials?
MATERIALS > General
It promotes ingredient disclosure to increase literacy on materials and encourages the assessment and optimization of product composition to minimize impacts on human and environmental health.
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This information comes from Page 213-214 of the WELL V2
How does the WELL Materials concept support healthier cleaning practices?
MATERIALS > General
It promotes the use of low-hazard cleaning products, cleaning practices that reduce impacts on indoor air quality, and safe management of waste to protect public health.
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This information comes from Page 213-214 of the WELL V2
What is the intent of the X01 Material Restrictions feature?
X01 MATERIAL RESTRICTIONS | PRECONDITION
To reduce or eliminate human exposure to building materials known to be hazardous, such as asbestos, mercury, and lead.
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This information comes from Page 215-217 of the WELL V2
Why is it important to restrict materials like asbestos, mercury, and lead in building materials?
X01 MATERIAL RESTRICTIONS | PRECONDITION
Exposure to these materials can cause serious health issues, including asbestosis, developmental issues in children, and various forms of cancer, which still affect millions of people.
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This information comes from Page 215-217 of the WELL V2
What measures can reduce exposure to lead in building materials?
X01 MATERIAL RESTRICTIONS | PRECONDITION
Minimizing lead content in materials can reduce leaching from pipes into drinking water, limiting human exposure through aspiration and ingestion.
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This information comes from Page 215-217 of the WELL V2
How can mercury exposure from building materials be eliminated?
X01 MATERIAL RESTRICTIONS | PRECONDITION
By eliminating compact fluorescent light bulbs (CFLs), which are a potential pathway for mercury exposure.
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This information comes from Page 215-217 of the WELL V2
What is the global status of asbestos in building materials?
X01 MATERIAL RESTRICTIONS | PRECONDITION
Asbestos has been fully or partially banned in most countries, with alternatives widely available to replace it.
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This information comes from Page 215-217 of the WELL V2
What is the requirement for asbestos content in newly installed or applied products?
X01 | Part 1 Restrict Asbestos
The following product categories must not contain over 1,000 ppm of asbestos by weight or area.
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This information comes from Page 215-217 of the WELL V2
What types of products must comply with the asbestos restriction?
X01 | Part 1 Restrict Asbestos
- Thermal protection, including insulation for pipes, fittings, boilers, tanks, and ducts.
- Acoustic treatments.
- Sheathing.
- Roofing and siding.
- Fire and smoke protection.
- Joint protection.
- Plaster and gypsum board.
- Ceilings.
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Resilient flooring.
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This information comes from Page 215-217 of the WELL V2
What is the WELL Core Guidance for asbestos restrictions?
X01 | Part 1 Restrict Asbestos
Meet these requirements for the extent of developer buildout.
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This information comes from Page 215-217 of the WELL V2
What requirements must newly installed fluorescent and sodium lamps meet to comply with mercury restrictions?
X01 | Part 2 Restrict Mercury
RoHS restrictions or the specified maximum mercury content for each lamp type (e.g., 3.5 mg for compact fluorescent lamps, 10 mg for T-8, eight-foot lamps, and 32 mg for high-pressure sodium lamps over 400 W).
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This information comes from Page 215-217 of the WELL V2
What is the maximum mercury content allowed for high-pressure sodium lamps over 400 W?
X01 | Part 2 Restrict Mercury
32 mg.
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This information comes from Page 215-217 of the WELL V2
What is the maximum mercury content allowed for newly installed fire alarms, meters, and similar devices?
X01 | Part 2 Restrict Mercury
0.1% (1000 ppm) by weight, or compliance with RoHS restrictions.
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This information comes from Page 215-217 of the WELL V2
What is the maximum lead content allowed in newly installed fire alarms, meters, and similar devices?
X01 | Part 3 Restrict Lead
0.01% (100 ppm) by weight or compliance with RoHS restrictions.
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This information comes from Page 215-217 of the WELL V2
What are the requirements for newly installed paints to comply with lead restrictions?
X01 | Part 3 Restrict Lead
Paints must meet at least one of the following: 100 ppm (0.01%) lead concentration or below, have no added lead carbonates or lead sulfates, be certified as lead-free by ISO 14024-compliant (Type 1) Ecolabel, or meet Feature X08: Materials Optimization.
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This information comes from Page 215-217 of the WELL V2
What are the lead requirements for drinking water pipes, fittings, and solder?
X01 | Part 3 Restrict Lead
Products must be approved for drinking water use by a local authority or certification body or have a weighted wetted average of 0.25% lead or less, verified by a third party, or labeled as ANSI/NSF 372-compliant.
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This information comes from Page 215-217 of the WELL V2
What hazardous materials does X02 aim to manage exposure risks for?
X02 INTERIOR HAZARDOUS MATERIALS MANAGEMENT | PRECONDITION
Asbestos, lead, and polychlorinated biphenyls (PCBs).
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This information comes from Page 218-220 of the WELL V2
Why is asbestos considered hazardous, and what health issues does it cause?
X02 INTERIOR HAZARDOUS MATERIALS MANAGEMENT | PRECONDITION
Asbestos is a toxicant and carcinogen, with exposure to its dust being the main cause of mesothelioma, leading to over 200,000 deaths annually.
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This information comes from Page 218-220 of the WELL V2
What are the risks associated with lead in building materials?
X02 INTERIOR HAZARDOUS MATERIALS MANAGEMENT | PRECONDITION
Lead can accumulate in blood, tissues, and bones, disrupting body functions and impairing intellectual development in children and fetuses during pregnancy.
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This information comes from Page 218-220 of the WELL V2
Why were PCBs banned, and where were they commonly used?
X02 INTERIOR HAZARDOUS MATERIALS MANAGEMENT | PRECONDITION
PCBs were used in caulk and electrical equipment but were banned due to their persistence in the environment, bioaccumulation in foods, and carcinogenicity.
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This information comes from Page 218-220 of the WELL V2
What practices are required to manage exposure to these hazardous materials?
X02 INTERIOR HAZARDOUS MATERIALS MANAGEMENT | PRECONDITION
Buildings must be evaluated for hazardous materials, which should be removed when feasible, or isolated and monitored. Generating respirable dust must be avoided, and waste must be handled in accordance with best practices.
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This information comes from Page 218-220 of the WELL V2