Clean water

Clean water

Advances in chemistry have ensured safe water supplies that are free from bacteria, viruses, and other harmful contaminants. Innovations include using carbons to remove bad taste and odor, other ingredients to soften the water and remove heavy metals, and modern technology for water treatment, supply, and distribution.


Chlorine disinfection in water treatment systems was underway by 1910, and household bleach was introduced in 1913.

Drining water circle

Chlorine-based disinfectants remain an excellent method for protecting kitchens and food-processing facilities from food-borne diseases.

Equipment designed to measure chlorin contentEquipment designed to measure chlorin content

Did you know?

Developed by Vestergaard Frandsen and BASF, the portable water purifying equipment makes is possible to drink even from a puddle. The equipment named LifeStraw Family provides ultrafiltration (UF membranes) and removes viruses as well as bacteria from dirty surface water.

Molecule model of the hypochlorous acid