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CPVC sprinkler pipe inside a firestop mock-up. Chlorinated polyvinyl chloride (CPVC) is a thermoplastic produced by chlorination of polyvinyl chloride (PVC) resin. CPVC is significantly more flexible than PVC, and can also withstand higher temperatures. Uses include hot and cold water delivery pipes and industrial liquid handling.
In a fire, PVC can form hydrogen chloride fumes; the chlorine serves to scavenge free radicals, making PVC-coated wires fire retardant. While hydrogen chloride fumes can also pose a health hazard in their own right, it dissolves in moisture and breaks down onto surfaces, particularly in areas where the air is cool enough to breathe, so would ...
Fire suppression systems are used to extinguish, control, or in some cases, entirely prevent fires from spreading or occurring. Fire suppression systems have an incredibly large variety of applications, and as such, there are many different types of suppression systems for different applications being used today.
It is also the most-used fire retardant in the world, according to a 2022 report in the Associated Press. With wildfires raging in southern California over the last week, images have since ...
Ranei Wilks denies the murder of Jamie Meah, 18, who was fatally stabbed in Leeds in March 2023.
The 12-ounce floret bags were sold at Walmart in 20 states. Affected packages feature a best-by date of December 10, 2024. Fresh broccoli is being recalled due to listeria concerns, according to ...
NFPA: National Fire Protection Association; EJMA: Expansion Joint Manufacturers Association; CGA: Compressed Gas Association; PCA: Plumbing Code of Australia; Pipes must conform to the dimensional requirements of: ASME B36.10M: Welded and seamless wrought-steel pipe; ASME B36.19M: Stainless-steel pipe; ASME B31.3 2008: Process piping
A man driving a black Jeep is being sought in Northern California after authorities say he stalked a group of girls leaving school on Friday. Officers responded around 4:30 p.m. Friday to a report ...