What does asbestos do to humans?

• <div><p>When asbestos fibers become airborne, they enter a person's respiratory system. These fibers scar and damage the lungs and often lead to serious cancers like mesothelioma. Like many dangers in the house, asbestos isn’t easy to see when it could be causing serious damage. The amount of time exposed, combined with the person’s tolerance for asbestos inhalation and the amount inhaled, will all contribute to health problems.</p></div>

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Q: What magnification do you need to see asbestos fibers?

• <div><p>If you own a stereo microscope, you should be able to see the fibers. The stereo microscope often can perform magnification up to 50x. But unless you have experience viewing asbestos fibers, you may not know exactly what you are seeing. Some fibers are curly, while others are long and straight. Blue, brown, white, and gray colored fibers are all possible.</p></div>

Q: Does all cloth wiring contain asbestos?

• <div><p>Asbestos was commonly used in cloth wiring, but not all types of cloth wiring contain it. The age, condition, and appearance of the wiring can provide clues as to whether asbestos is present or not, but the only way to know for sure if the wiring has asbestos is to have it tested.</p></div>

Q: When was asbestos banned from pipe insulation?

• <div><p>The Environmental Protection Agency (EPA) banned the use of asbestos pipe insulation in certain applications in 1975. It released further bans in 1989 and 2019. While asbestos pipe insulation was common from the 1930s to 1970s, its use fell off after the 1970s due to public concern and the EPA's actions.</p></div>

Q: What are the common signs that asbestos is present in a property?

• <div><p>Often found in old insulation, tiles, and roofing materials in pre-1980s buildings.</p></div>

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Verified Reviews for Percolation Testing pros in Grafton, ND

*The Angi rating for Percolation Testing companies in Grafton, ND is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Percolation Testing needs.

*The HomeAdvisor rating for Percolation Testing companies in Grafton, ND is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Percolation Testing needs.

Last update on April 26, 2026

Reviewed in April 2026
That did a great job.answered all our questions
Mad City Windows & Baths
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Reviewed in April 2024
He's a professional drywall installer. He did light electrical work perfectly as well. He's a principled man and put his best into any project he works on irrespective of the size or amount of the project. Dependable and reliable. I'll hire him again!
C&C Painters LLC
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Reviewed in February 2023
I was so very pleased with the work that Straight Edge Painting did for me and would highly recommend them. Everyone I spoke with concerning the job was friendly and professional. The painters did a great job with the cabinet painting. They were respectful of my property, were careful as they...
Dream Land Painters
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Reviewed in April 2021
I highly recommend this contractor. Very knowledgeable and wonderful work.
Blair Outdoor Enterprises
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Reviewed in October 2019
Your Home Improvement Company replaced 4 of our windows and they are great. Keep my rooms warm in the winter and cooler in the summer donâ t need curtains anymore! Would recommend to anyone to have put into your home.
Your Home Improvement Company, LLC
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Reviewed in January 2016
Anne met myself and another buyer halfway with two beautiful pups. She literally goes the extra mile ( miles)!!! <br />
Gaardog Shepherds
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Reviewed in January 2015
<p>I asked for a floor drain in the garage. That was not put in. A concrete slab was installed between the house and garage not the size I said I wanted and not trawled before it set. Concrete was splashed onto the house staining the siding and door that they will not fix so I have to do it. ...
MAK Construction
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Percolation Tests questions, answered by experts

If you own a stereo microscope, you should be able to see the fibers. The stereo microscope often can perform magnification up to 50x. But unless you have experience viewing asbestos fibers, you may not know exactly what you are seeing. Some fibers are curly, while others are long and straight. Blue, brown, white, and gray colored fibers are all possible.

Asbestos was commonly used in cloth wiring, but not all types of cloth wiring contain it. The age, condition, and appearance of the wiring can provide clues as to whether asbestos is present or not, but the only way to know for sure if the wiring has asbestos is to have it tested.

The Environmental Protection Agency (EPA) banned the use of asbestos pipe insulation in certain applications in 1975. It released further bans in 1989 and 2019. While asbestos pipe insulation was common from the 1930s to 1970s, its use fell off after the 1970s due to public concern and the EPA's actions.

Often found in old insulation, tiles, and roofing materials in pre-1980s buildings.

When asbestos fibers become airborne, they enter a person's respiratory system. These fibers scar and damage the lungs and often lead to serious cancers like mesothelioma. Like many dangers in the house, asbestos isn’t easy to see when it could be causing serious damage. The amount of time exposed, combined with the person’s tolerance for asbestos inhalation and the amount inhaled, will all contribute to health problems.

The Grafton, ND homeowners’ guide to percolation testing services

From average costs to expert advice, get all the answers you need to get your job done.

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