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Sunlight passing through the car's windshield produces the greenhouse effect, heating the interior to a temperature much higher than the outside air. Without any protection, the sun can heat up a car's dark dashboards to 69 °C (156 °F) within 60 minutes. [6] This is dangerous for adults, children, and animals.
A relatively new rating designation for sun protective textiles and clothing is UPF (ultraviolet protection factor), which represents the ratio of sunburn-causing UV measured without and with the protection of the fabric. For example, a fabric rated UPF 30 means that, if 30 units of UV fall on the fabric, only 1 unit will pass through to the skin.
The main benefits of laminated glass are: increased safety/security, reduced emissions, reduced noise pollution, and protection during natural disasters. [28] Laminated glass increases safety for people during vehicle accidents since their windshield will stay intact, preventing glass fragments from injuring passengers.
Fabric. Fabric treatments are processes that make fabric softer, or water resistant, or enhance dye penetration after they are woven. [1] Fabric treatments get applied when the textile itself cannot add other properties. [2] Treatments include, scrim, foam lamination, fabric protector or stain repellent, anti microbial and flame retardant. [2]
The fabrics can then be sheared or embossed to resemble fur even more closely. The heat-sensitivity of modacrylic also allows wigs and hairpieces to be curled and heat styled without damage. [3] Modacrylics are also used in fleece, knit-pile fabric backings, and nonwoven fabrics.
The ultraviolet protection factor (UPF) is a similar scale developed for rating fabrics for sun protective clothing. According to recent testing by Consumer Reports, UPF ~30+ is typical for protective fabrics, while UPF ~20 is typical for standard summer fabrics. [84]
One problem with the system is that the heating elements can sometimes stop working, leaving one side of the screen uncleared. If this is the result of burn out, total replacement of the screen is the only remedy as the wires are actually embedded in the glass, (as opposed to a rear defogger, which can usually be repaired with conductive paint ...
Cross-section of layers in space suit construction. An (Integrated) Thermal Micrometeoroid Garment (TMG or ITMG) is the outer layer of a space suit.The TMG has three functions: to insulate the suit occupant and prevent heat loss, to shield the occupant from harmful solar radiation, and to protect the astronaut from micrometeoroids and other orbital debris, which could puncture the suit and ...
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