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Perfluoro(2-methyl-3-pentanone) is a fluorinated ketone with the structural formula CF 3 CF 2 C(=O)CF(CF 3) 2, a fully-fluorinated analog of ethyl isopropyl ketone.It is used as an electronics coolant liquid and fire protection fluid sold commercially by 3M under brand names such as Novec 1230, Novec 649, and FK-5-1-12.
A firestop or fire-stopping is a form of passive fire protection that is used to seal around openings and between joints in a fire-resistance-rated wall or floor assembly. Firestops are designed to maintain the fire-resistance rating of a wall or floor assembly intended to impede the spread of fire and smoke. [1]
Packing with inherently fire-resistive materials, such as rockwool or ceramic fibre is intended to protect sealants that would, on their own, be consumed by the fire. Lesser packing, such as foam backer rod or fibreglass are used simply to hold up materials that can survive fire testing on their own. In both cases, the packing is placed in such ...
Sealant is a substance used to block the passage of fluids through openings in materials, [1] a type of mechanical seal. In building construction sealant is sometimes synonymous with caulk (especially if acrylic latex or polyurethane based) [2] and also serve the purposes of blocking dust, sound and heat transmission. Sealants may be weak or ...
Price First was a bottom-tier, low-priced generic brand that Walmart introduced in late 2013. It included very basic grocery items, trash bags, and paper goods. It was launched as an experimental brand targeted towards the most budget-conscious shoppers. It was the lowest priced brand at Walmart and availability varied by stores.
The company still produces its flagship product, the Scott Air-Pak SCBA. [11] [12] Scott Safety creates several kinds of compressor systems including the HushAir 7500 Connect which includes the HushAir Connect RevolveAir Connect for filling SCBA cylinders, and SmartTouch Controller, which integrates the breathing air compressor, storage bottles, and a charge station.
Under the Philippine Disaster Risk Reduction and Management Act of 2010 (Republic Act 10121), a "state of calamity" is defined as "a condition involving mass casualty and/or major damages to property, disruption of means of livelihoods, roads and normal way of life of people in the affected areas as a result of the occurrence of natural or human-induced hazard".
Scotchgard is a 3M brand of products, a stain repellent and durable water repellent applied to fabrics, upholstery, and carpets to protect them from stains. Scotchgard products typically rely on organofluorine chemicals as the main active ingredient along with petroleum distillate solvents.