Common Asphalt Sealant May Raise Cancer Risks

Sealcoating

10 Best Driveway Sealer Reviews 2018 - 2019

Blacktop sealer and cancer

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Yes, sealcoating of asphalt is a major health hazardaccording to the USGS, because of the risk of exposure to cancer-causing polycyclic aromatic hydrocarbons PAHs. Not only is sealcoating hazardous, it is unnecessary, since blacktop sealer and cancer options exist to preserve the look and finish of asphalt. Sealcoating involves spraying a coal-tar pitch emulsion over existing asphalt, primarily for cosmetic reasons.

It does almost nothing to improve the integrity of the asphalt, wears off in a year or two, blacktop sealer and cancer, and creates fine particulates that are tracked into your home or business, to become airborne and embed in the lungs.

Many asphalt contractors offer coal-tar pitch sealcoating because their customers do not understand its risks. The product does give a smooth, deep black appearance to an asphalt driveway or parking lot for a short time.

Compared to other options that can last a decade or more, coal-tar pitch sealcoating usually only lasts one or two years before tires and foot blacktop sealer and cancer wears it off. Sealcoating, whether done by homeowners buying five-gallon buckets from home improvement stores or sprayed down by contractors, digestive enzymes and arthritis typically 20 to 35 percent coal-tar pitch, containing 50, toparts per million polycyclic aromatic hydrocarbons PAHs.

This is far greater than the PAHs found in asphalt-based sealcoat materials, and many, many times greater than PAH exposure blacktop sealer and cancer resurfaced asphalt. The southern, eastern and central United States typically uses coal-tar pitch sealcoating, with the western United States using asphalt-based sealcoat. This is because steel plants that create the raw product to make coal-tar pitch sealcoating are largely located in the eastern half of the United States.

Getting asphalt-based sealcoating in sufficient quantities to be commercially useful is cost-prohibitive in the south and east, blacktop sealer and cancer. Resurfacing is a far greener, efficient and durable option than sealcoating. This gives the desired smooth, black finish and releases far fewer PAHs than sealcoating.

Benefits of resurfacing and recycling include:. A resurfaced driveway or parking lot is many times more durable than the superficial sealcoating sprayed on top of an existing asphalt surface. Because a thick, fresh layer of asphalt containing recycled material and new hot mix is applied and tamped down, the surface is unbroken and completely flat.

Water runoff improves, vehicle damage is reduced, and trip and fall hazards diminish. If you are concerned about avoiding exposure to cancer-causing PAHs for you, your family or employees, blacktop sealer and cancer, consider resurfacing your asphalt driveway or parking lot. Contact Dykes to discuss resurfacing options today. Sealcoating Sealcoating involves spraying a coal-tar pitch emulsion over existing asphalt, primarily for cosmetic reasons.

Coal-Tar Pitch Sealcoating, whether done by homeowners buying five-gallon buckets from home improvement stores cephalexin and ledum sprayed down by contractors, is typically 20 to 35 percent coal-tar pitch, containing 50, toparts per million polycyclic aromatic hydrocarbons PAHs.

Asphalt-based Sealcoating The southern, eastern and central United States typically uses coal-tar pitch sealcoating, blacktop sealer and cancer, with the western United States using asphalt-based sealcoat. Better Alternatives to Sealcoating Resurfacing is a far greener, blacktop sealer and cancer, efficient and durable option than sealcoating.

Benefits of resurfacing and recycling include: Conservation of natural habitat Diversion of waste destined for landfills Durability Less maintenance Lower costs Reduction of greenhouse gas emissions A resurfaced driveway or parking lot is many times more durable than blacktop sealer and cancer superficial sealcoating sprayed on top of an existing asphalt surface. Member, National Asphalt Pavement Association.

 

Blacktop sealer and cancer

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