Cleaning instructions for computer monitors vary depending on whether they are CRT or LCD. Always follow the manufacturer’s instructions listed in the owner’s manual. To clean a CRT monitor, turn it off and use an anti-static wipe or soft cloth with cleaning liquid. For an LCD monitor, use a soft cloth and a solution of […]
To clean a laptop screen, use an absorbent cotton cloth or microfiber cloth, avoiding polyester, paper towels, and tissues. Make a homemade solution of equal parts isopropyl alcohol and distilled water, wiping gently in one direction. Antistatic wipes and prepackaged microfiber cloths are also options. There are several ways to clean a laptop screen using […]
Cleaning leather leggings can be tricky, but using a damp cloth for everyday spills and stains is easy. For tougher stains, use a mild detergent and warm water, but test on an inconspicuous area first. Inner liners should be cleaned separately and leggings should be air-dried. Folding screens can be a difficult item to clean, […]
Knowing how to clean a CD is important for maintenance and to prevent damage to CD or DVD players. Use a soft, lint-free cloth to remove dust and mild cleaning solutions for deeper cleaning. Resurfacing products can help with scratches but backup data in case of failure. If you’re having trouble playing your discs, it […]
NASA is preparing for human exploration of Mars, but is concerned about contaminating the planet with Earth’s bacteria. A new study has identified bacteria, including Acinetobacter, that can survive industrial solvents used for cleaning. Acinetobacter has been found on the Mars Odyssey orbiter, the Mars Phoenix lander, and outside the International Space Station. At NASA, […]
Oil spills can occur due to negligence, equipment failure, natural disasters, or deliberate dumping. They can be devastating to the environment and wildlife. Cleaning methods include in situ burning, booms, skimmers, and chemical dispersants. Large spills can be very expensive to clean up and fines are severe. The Exxon Valdez spill prompted increased regulations, but […]
Clothing tags with “dry clean only” or “dry clean” indicate limited cleaning options, but “dry clean only” warns against using any other method due to fabric deterioration. The purpose of cleaning instructions is to help consumers properly care for their garments and save money. When reading the instructions found on clothing tags, people may see […]
A clean install erases the hard drive and installs a new operating system, which can fix problems like viruses and slow performance. Back up data before doing this. It can be done with installation discs or by hiring a technician. A clean install is an installation of an operating system onto a hard drive that […]
A clean letter of credit allows for payment without additional documentation, commonly used in international trade. Applicants provide documentation to demonstrate creditworthiness and negotiate a contract with sellers. The credit limit may be renewable each year, and companies must protect the document from counterfeit drafts. A clean letter of credit allows the applicant to issue […]
Clean sweep means winning everything, often used in awards ceremonies or political victories. In nautical terms, it means defeating an enemy or waves washing over the deck. The phrase comes from an old proverb meaning a fresh start. It has been used in entertainment, the arts, and government. In its modern usage, a clean sweep […]
“Clean table” is an English idiom meaning a fresh start without negativity. Other idioms with “clean” emphasize the absence of negativity. The phrase is used to explain starting over and forgetting the past, especially in relationships and when leaving behind a bad past. The film Clean Slate is about a private detective with amnesia. A […]
After a murder scene investigation, a homicide cleanup crew must clean up the remaining mess, which can involve bodily fluids and contaminated materials. The team must wear special equipment and use both common and specialized equipment to complete the task. Members of the team often have a medical or construction background. After a crime scene […]
A “clean sheet” is when a sports team prevents their opponents from scoring. It’s more likely in low-scoring sports like soccer and ice hockey. The term “shutout” is used in American English. The origin of the term is unknown, but it may come from scores being written on paper. Keeping a clean sheet depends on […]
The origin of the phrase “clean as a whistle” is unclear. Some suggest it was originally “clear as a whistle,” referring to the clear tone of a whistle or bell. The word “clean” may have also referred to smoothness, necessary for a clear tone. Alternatively, “smooth as a whistle” may be a more accurate variation. […]
Loose change, often filled with pennies, can be cleaned using a mixture of water, salt, and a mild acid such as vinegar or lemon juice. It’s important to ensure that collectible coins are not accidentally damaged during cleaning. Pennies made after 1982 may contain mostly zinc and require a different cleaning method. Many people have […]
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