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2. Aroma lamp - Wikipedia

   en.wikipedia.org/wiki/Aroma_lamp

   Aroma lamp with essential oil. A heat diffuser contains a small candle under a bowl to vaporize a mixture of water and oil. This device is very cheap and doesn't need a special maintenance, however, the heat can change the chemical structure of the oils.

3. Baseboard - Wikipedia

   en.wikipedia.org/wiki/Baseboard

   At its simplest, baseboard consists of a simple plank nailed, screwed or glued to the wall; however, particularly in older houses, it can be made up of a number of moldings for decoration. A baseboard differs from a wainscot ; a wainscot typically covers from the floor to around 1-1.5 metres (3' to 5') high (waist or chest height), whereas a ...

4. Diffuser - Wikipedia

   en.wikipedia.org/wiki/Diffuser

   Diffuser (hair), a blowdryer attachment that diffuses heat as it dries the hair; Diffuser (heat), a cooking item that is placed above a heating element to separate the cooking utensil from the heat source; Diffuser (optics), a device that spreads out or scatters light; Diffuser (sewage), an aerating device for sewage and industrial waste water ...

5. 7 Essential Oil Diffusers for Instant Aromatherapy - AOL

   www.aol.com/lifestyle/7-essential-oil-diffusers...

   With a hand-crafted ceramic cover, this diffuser is a fantastic addition to any home. It has an easy-to-use design and long-lasting effects that make it a great diffuser for beginners looking to ...

6. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   Old-fashioned clinical areas with high ceilings and large windows provide the greatest protection. Natural ventilation costs little and is maintenance free, and is particularly suited to limited-resource settings and tropical climates, where the burden of TB and institutional TB transmission is highest.

7. Diffuser (thermodynamics) - Wikipedia

   en.wikipedia.org/wiki/Diffuser_(thermodynamics)

   Diffusers can be as a shape of round, rectangular, or can be as linear slot diffusers (LSDs). E.g., linear slot diffusers take the form of one or several long, narrow slots, mostly semi-concealed in a fixed or suspended ceiling with airfoils behind the slots directing the airflow in the desired direction.

8. Diffuser (sewage) - Wikipedia

   en.wikipedia.org/wiki/Diffuser_(sewage)

   An air diffuser or membrane diffuser is an aeration device typically in the shape of a disc, tube or plate, which is used to transfer air and with that oxygen into the sewage or industrial wastewater. Oxygen is required by microorganisms/bacteria residents in the water to break down the pollutants.

9. Fine bubble diffusers - Wikipedia

   en.wikipedia.org/wiki/Fine_bubble_diffusers

   Fine bubble diffusers have largely replaced coarse bubble diffusers and mechanical aerators in most of the developed world and in much of the developing world. The exception would be in secondary treatment phases, such as activated sludge processing tanks, where 85 to 90 percent of any remaining solid materials (floating on the surface) are ...