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Check washing. Check washing is the process of erasing details from checks to allow them to be rewritten, usually for criminal purposes such as fraudulent withdrawal from the victim's bank account. [1] Various steps can be taken by the writer of the check to reduce the possibility of falling victim to check washing. These include mailing checks ...
Wash bottles may be filled with a range of common laboratory solvents and reagents, according to the work to be undertaken. These include deionized water, detergent solutions and rinse solvents such as acetone, isopropanol or ethanol. In biological labs it is common to keep sodium hypochlorite solution in a wash bottle to disinfect unneeded ...
Acetone is a main ingredient in many nail polish removers because it breaks down nail polish.[75] It is used for all types of nail polish removal, like gel nail polish, dip powder and acrylic nails. [76] Acetone is often used for vapor polishingof printing artifacts on 3D-printed models printed with ABS plastic.
Second step (optional): oxide strip. Third step (SC-2): ionic clean. Fourth step: rinsing and drying. Additions. See also. References. RCA clean. The RCA clean is a standard set of wafer cleaning steps which need to be performed before high-temperature processing steps (oxidation, diffusion, CVD) of silicon wafers in semiconductor manufacturing.
Dye penetrant inspection. Dye penetrant inspection (DP), also called liquid penetrate inspection (LPI) or penetrant testing (PT), is a widely applied and low-cost inspection method used to check surface-breaking defects in all non-porous materials (metals, plastics, or ceramics). The penetrant may be applied to all non-ferrous materials and ...
Cooling bath. A typical experimental setup for an aldol reaction. Both flasks are submerged in a dry ice/acetone cooling bath (−78 °C) the temperature of which is being monitored by a thermocouple (the wire on the left). A cooling bath or ice bath, in laboratory chemistry practice, is a liquid mixture which is used to maintain low ...
Take stock of how many reusable water bottles you have stashed in the kitchen. Realistically, you only need one or two per person in the household. Luckily, many water bottles can be recycled .
Parts cleaning is a step in various industrial processes, either as preparation for surface finishing or to safeguard delicate components. One such process, electroplating, is particularly sensitive to part cleanliness, as even thin layers of oil can hinder coating adhesion. Cleaning methods encompass solvent cleaning, hot alkaline detergent ...