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  2. Hazardous waste in the United States - Wikipedia

    en.wikipedia.org/wiki/Hazardous_waste_in_the...

    As of 2007, radioactive smoke detectors are the only HHW that are managed nationally. While it is still legal in the United States to dispose of smoke detectors in your trash in most places, manufacturers of smoke detectors must accept returned units for disposal as mandated by the Nuclear Regulatory law 10 CFR 32.27.

  3. Smoke detector - Wikipedia

    en.wikipedia.org/wiki/Smoke_detector

    A smoke detector is a device that senses smoke, typically as an indicator of fire. Smoke detectors/Alarms are usually housed in plastic enclosures, typically shaped like a disk about 125 millimetres (5 in) in diameter and 25 millimetres (1 in) thick, but shape and size vary.

  4. Hazardous waste - Wikipedia

    en.wikipedia.org/wiki/Hazardous_waste

    "In terms of hazardous waste, a landfill is defined as a disposal facility or part of a facility where hazardous waste is placed or on land and which is not a pile, a land treatment facility, a surface impoundment, an underground injection well, a salt dome formation, a salt bed formation, an underground mine, a cave, or a corrective action ...

  5. The Best Place to Put Your Smoke Detector (Plus 3 Spots ... - AOL

    www.aol.com/lifestyle/best-place-put-smoke...

    The Best Places for Smoke Detectors in Your Home. Proper smoke detector placement boils down to ensuring the smoke detector is in a spot where it will sense a fire and a spot where you'll hear its ...

  6. Optical beam smoke detector - Wikipedia

    en.wikipedia.org/wiki/Optical_beam_smoke_detector

    An optical beam smoke detector is a device that uses a projected beam of light to detect smoke across large areas, [1] typically as an indicator of fire. [2] They are used to detect fires in buildings where standard point smoke detectors would either be uneconomical [ 3 ] or restricted for use by the height of the building.

  7. Crews battle burning debris pile and toxic smoke at recycling ...

    www.aol.com/crews-battle-burning-debris-pile...

    Pierce County fire crews battled a large debris fire and heavy smoke at a recycling plant Friday. The fire began at 1:21 p.m. at Recycling Resources in the 13400 block of Canyon Road, north of ...

  8. Don't Throw Away Old Christmas Lights — Here are Easy Ways to ...

    www.aol.com/fyi-recycle-old-broken-christmas...

    Retailers like The Home Depot, Lowe's, Ace Hardware and True Value will gladly accept your faulty Christmas lights. Consult with your local hardware store for specifics, including drop-off locations.

  9. Fire drill - Wikipedia

    en.wikipedia.org/wiki/Fire_drill

    A group of students at James Madison University evacuate their dorm rooms in response to a fire drill. The purpose of fire drills in buildings is to ensure that everyone knows how to exit safely as quickly as possible if a fire, smoke, carbon monoxide, or other emergency occurs, and to familiarize building occupants with the sound of the fire alarm.