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We are often injured. Bandages are widely used in surgical operations and our daily lives as a material to fix and prote

Plasters are a very common household item, many people will accidentally get hurt when doing something, the wound is sma

Plasters are one of the essential first aid medicines for every family, but many people do not understand the correct us

Sometimes, the bandage wrapped on the wound will stick to the skin. If the bandage is forcibly removed, it will cause pa

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First Aid

The wound should be covered with a non-adherent dressing, such as paraffin gauze, silicone-coated nylon dressing, polyurethane film, or hydrocolloid dressing. A secondary non-fibrous absorbent dressing such as a dressing pad should then be applied and secured well with a lightweight conforming bandage or tubular gauze bandage.

The Bay of Fundy at high tide (left) and low tide (right) Water Some runoff water is trapped for periods of time, for example in lakes. At high altitude, during winter, and in the far north and south, snow collects in ice caps, snow pack and glaciers. Water also infiltrates the ground and goes into aquifers.