The History of Air Purifiers

It's nice to be able to breathe--that's somethingadvancements to combat chlorine gas, flame
we take for granted sometimes. However, forthrowers, and mustard gas. A few years later the
almost two hundred years scientists, researchers,Ebola plague in Africa drew attention to the need
doctors, and businesses have worked diligently tofor electronic generator air filters / purifiers.
allow people the every day luxury of breathing.Corona Discharge Systems (CDS) used a spark
Today with almost ten million asthma suffersto convert oxygen to ozone and allowed victims
alone, air purifiers are offering allergy sufferers,the gift of clean air to breathe.Over the last
firefighters, soldiers, coal miners, hospital workers,twenty years the terms MCS - Multiple Chemical
PC manufacturers, factory workers, etc. theSensitivity and ETS - Environmental Tobacco
opportunity to breathe easier with an absoluteSmoke have become an integral part of air
plethora of products. Air purifiers and cleanersfiltration / purification technology. Early filtration
have evolved by leaps and bounds from thefocused on toxic chemicals, noxious gas, and foul
original "inhalers" and "lung protectors" of the earlyorders while more modern filtration devices
days and continue to evolve to meet thefocused on mold, viruses, bacteria. The need for
constant need to breathe.In the early 1800's, Johnthe air purification devices has expanded over the
and Charles Dean developed a mask foryears to include protection against fabric
firefighters that allowed them to charge intochemicals, perfumes, building materials, pesticides,
burning buildings without being overcome withdust mites, pollen, food odors, along with the plain
smoke fumes. Along the same time, breathingole' desire for fresh air.The 1980's brought
masks for divers and coal miners were also beingattention to the concept of a dust free
developed. In the early 1850's, John Stenhouseenvironment. HEPA filters screen 99.7% of all 0.3
developed a charcoal based filter which becamemicron breathing offenders. Newer developments
the first gas mask. The original breathing maskssuch as nebulizers for asthma patients and
and gas masks focused on filtering out specificAHPCO ' Advanced Hydrated Photocatalytic
enemies using an approach called High EfficiencyTechnical Quad Catalyst Ultraviolet Cells have
Particulate Air (HEPA). The addition of charcoal tohelped bring filtration rates to 99.7% of all microns
the filtration system was a huge advancement0.1 and larger. The Hepa air cleaner now act as air
because the charcoal filtered multiple toxins.Worldpurifiers using granular carbon filters, among many
War II brought about one of the largestother types, to cleanse the air of as many
advancements in air filtration / purification historyunwanted pollutants as possible.The number of
with the Manhattan Project. This project focusedapplications has grown over the years, along with
scientists and government funding on developing athe technology and development of the air
breathing apparatus that would protect soldiersfiltration and purification process. Thanks to almost
from which was later revealed to be the atomictwo hundred years of research, the end result is
b*mb. That development prompted furtherthe fulfillment of the simple desire to breathe.