Types of bleach

Description

The range of bleach and others chemicals used to remove the colour from materials in a steam cooking process, adjusting the brightness and colour of the materials.

Alternative labels

type of bleach
kinds of bleach
categories of bleach
sorts of bleach
varieties of bleach

Skill type

knowledge

Skill reusability level

cross-sector

Relationships with occupations

Essential knowledge

Types of bleach is an essential knowledge of the following occupations:

Bleacher operator: Bleacher operators tend a machine that bleaches wood pulp to serve in the production of white paper. Different bleaching techniques are used to complement the various pulping methods, and to obtain different grades of whiteness.

Optional knowledge

Types of bleach is optional for these occupations. This means knowing this knowledge may be an asset for career advancement if you are in one of these occupations.

Laundry worker: Laundry workers operate and monitor machines that use chemicals to wash or dry-clean articles such as cloth and leather garments, linens, drapes or carpets, ensuring the color and texture of these articles is being maintained. They work in laundry shops and industrial laundry companies and sort the articles received from clients by fabric type. They also determine the cleaning technique to be applied.
Paper machine operator: Paper machine operators tend a machine that takes in pulp slurry, spread it out over a screen, and drains out the water. The drained slurry is then pressed and dried to produce paper.
Paper mill supervisor: Paper mill supervisors coordinate and monitor the operations at a paper mill during production of products such as corrugated board, cardboard boxes or padded envelopes. They ensure that production targets, such as quantity and quality of products, timeliness and cost-effectiveness can be achieved. They have a clear overview of ongoing processes, and take quick decisions to resolve problems.
Froth flotation deinking operator: Froth flotation deinking operators tend a tank that takes in recycled paper and mixes it with water. The solution is brought to a temperature around 50°C Celsius, after which air bubbles are blown into the tank. The air bubbles lift ink particles to the surface of the suspension and form a froth that is then removed.
Wash deinking operator: Wash deinking operators operate a tank where recycled paper is mixed with water and dispersants to wash out printing inks. The solution, called a pulp slurry, is then dewatered to flush out the dissolved inks.
Artisan papermaker: Artisan papermakers create paper slurry, strain it on screens, and dry it manually or using small scale equipment.
Digester operator: Digester operators, or cooks, cook wood chips with soda ash or acid to separate the wood pulp from unwanted constituents. They test the resulting solution.
Laundromat attendant: Laundromat attendants assist the customers of self-servicing laundries with issues related to coin-machines, dryers or vending machines. They maintain the general cleanliness of the laundry.

 


 

References

  1. Types of bleach – ESCO

 

Last updated on September 20, 2022

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