Friday, 11 July 2014

First Aid.

What is first Aid

Simple emergency medical care procedures intended for lay rescuers to perform before emergency medical professionals are available. May refer to emergency medical providers, such as ambulance and other first responders.

First responder:

Definition: There are two meanings for first responder:
  1. The first person to arrive at an emergency scene. Often, first responder is used as a general term for all emergency service personnel who are expected to respond to medical emergencies or large-scale disasters.
  2. A public safety official -- such as a police officer or firefighter -- certified to provide basic life support skills similar to an EMT. When referring to a certified First Responder, the term is capitalized.

Sunday, 11 May 2014

Basic lashing

lashing is an arrangement of rope wire or webbing with linking device used to secure and fasten two or more items together in a somewhat rigid manner. Lashings are most commonly applied to timber poles, and are commonly associated with the cargo, containerisation, the Scouting movement, and with sailors.
This word usage derives from using whipcord to tie things together.

picture of a lashing.

For a scout, lashing is very important skill. They need to know lashings for making gadgets for camping.

There are mainly four lashings. They are square lashing, diagonal lashing and shear lashing. Now let see how these lashing tied.

Square lashing

Uses of Square lashing

 The Square Lashing  is used to bind two poles together. The lashing is designed to be load bearing and can be used to create scaffolding. Although the two poles usually cross each other at 90 degrees, the Square Lashing may be used when the angle between the two poles is as little as 45 degrees.

Diagonal lashing


Uses of diagonal lashing

The Diagonal Lashing is used to lash two spars together. Unlike the Square lashing which works for right angle crossings, the diagonal lashing secures poles crossing each other at a a variety of angles.

Shear lashing

Uses of Shear lashing

The Shear Lashing is used to lash the ends of two poles together. The other ends are separated to make a pair of Shear Legs.

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