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2. Humidifier - Wikipedia

   en.wikipedia.org/wiki/Humidifier

   The cost of these filters is about $10–15 per cartridge or 10-pack for plastic foam, or fabric filters. Cartridges may last for 6 months, and plastic foam/fabric filters may last one month, if the humidifier is frequently used. Cartridges can be used for most humidifiers, but some models have a proprietary format.

3. South Korean humidifier disinfectant case - Wikipedia

   en.wikipedia.org/wiki/South_Korean_humidifier...

   On November 11, 2011, six humidifier disinfectants which contain PHMG and PGH were recovered. PHMG and PGH was banned in 2011, and new cases ceased occurring. [1] [2] However, later on, the Korea Centers for Disease Control and Prevention did not find a causal relationship that CMIT and MIT in humidifier disinfectants cause pulmonary fibrosis.

4. List of UN numbers 0301 to 0400 - Wikipedia

   en.wikipedia.org/wiki/List_of_UN_numbers_0301_to...

   Cartridges for weapons, blank or Cartridges, small arms, blank: UN 0339: 1.4C: Cartridges for weapons, inert projectile or Cartridges, small arms: UN 0340: 1.1D: Nitrocellulose, dry or wetted with less than 25 percent water (or alcohol), by mass UN 0341: 1.1D: Nitrocellulose, unmodified or plasticized with less than 18 percent plasticizing ...

5. Dehumidifier - Wikipedia

   en.wikipedia.org/wiki/Dehumidifier

   This approach provides a low power, steady-state dehumidifier for enclosed areas where long-term maintenance is difficult. This electrolytic process delivers dehumidifying capacities ranging from 0.2 grams/day from a 0.2 m³ (7 cu ft) space to 58 grams/day from an 8m³ (280 cu ft).

6. Ultrasonic cleaning - Wikipedia

   en.wikipedia.org/wiki/Ultrasonic_cleaning

   Ultrasonic cleaning is a process that uses ultrasound (usually from 20 to 40 kHz) to agitate a fluid, with a cleaning effect. Ultrasonic cleaners come in a variety of sizes, from small desktop units with an internal volume of less than 0.5 litres (0.13 US gal), to large industrial units with volumes approaching 1,000 litres (260 US gal).

7. Nebulizer - Wikipedia

   en.wikipedia.org/wiki/Nebulizer

   The technology inside an ultrasonic wave nebulizer is to have an electronic oscillator generate a high frequency ultrasonic wave, which causes the mechanical vibration of a piezoelectric element. This vibrating element is in contact with a liquid reservoir and its high frequency vibration is sufficient to produce a vapor mist [ 17 ] via ...