Scuba Diving & Snorkeling - Page 7 - Answered Questions & Fixed Issues

The main manufacturers of dive computers are: Oceanic, Aeris, Suunto, Mares, Sherwood, and Tusa.

Dive computer batteries generally cost between $10-$20 (AA, cylindrical). Coin batteries are cheaper and are sold for a few dollars. For a complete list of batteries, check out these websites: http://www.batteryweb.com/divebattlist.cfm and http://www.batteryprice.com/divecomputerbatteries.aspx

Dive computers are pretty expensive. They start at around $200, but the higher quality ones are sold between $400-$1000 - For a complete list of prices, check out these links: http://www.scuba.com/scuba_gear.asp_category_16_sortby_unitprice http://www.scuba.com/scuba_gear.asp_category_17_sortby_unitprice

Air integration feature allows the diver to measure tank pressure and calculate how much time has left before having to finish the dive. For more information, check out this website: http://divecomputer.com.au/types-of-dive-computers/

(as seen on wikipedia)

Neoprene is a type of synthetic rubber, often also used in neck and ankle seals in dry suits. Neoprene can be specially prepared to contain millions of tiny enclosed air bubbles, forming a buoyant and thermally-insulating material.

Most dry suit manufacturers make patches that can be put over the leaks, you should check with the manufacturer - also your dry suit could be under warranty so check into it.

Dry suits are not meant to keep a diver warm; they are designed to keep the clothing from getting wet. It may be even possible that a diver may get wet from perspiration or a leak in the suit. The types of materials to wear under the dry suit include pile fleece, polypropylene or wool as these types of materials will keep you insulated even when wet - avoid wearing cotton.

Shears are good for cutting through most things, the advantage of cutting with shears is that you can put more force into the cutting for a faster effective result.

That is known as a line cutting notch and is used for cutting fishing line easily.

Titanium contains no carbon therefore it will not rust as near as quickly as stainless steel and they almost certainly are corrosion resistant, titanium is also a lot stronger than stainless steel knives and they require almost zero maintenance.

. Stainless Steel contains high carbon traces for strengthening, they will almost certainly rust. To ensure that you care for your knife you should rinse it well with fresh water after a dive and allow it to dry naturally outside of its sheath, you can also apply some oil to the blade from time to time, and this will preserve your knife for longer.

Blunt tips are less prone to break which makes them more durable when digging out something or cutting. Blunt tips are less likely to puncture your BC too which makes them a lot safer.

Serrated edges are used for cutting natural fibers such as rope and kelp and can be used with a sawing motion. The straight edge knives are better for cutting plastic, fishing line and nylon rope. You can get knives with a serrated and straight edge so you would be better to get one of these.

The best sized dive
knife is a medium sized knife with a blade measuring about 4-5 inches. Themedium size dive knives are better because they are about the right size tostrap to your arm of leg and have a big enough handle that can be gripped easywith gloves on.

Here:http://www.scubadiving.com/gear/gauges-computers

It was invented by two Italians in 1959.

Dry suits are made from thin materials, and have little thermal insulation. They are commonly made of vulcanized rubber, or laminated layers of nylon and butyl rubber.

A dry suit is loose fitting apart from a sealed neck, wrists and ankles to stop the water getting in. Dry suits do not provide insulation and the clothes worn under the dry suit keep the people warm they are used more for deep sea diving. Wet suits no not keep a person dry but they are insulated to keep the person warm during water sports or scuba diving.

About 3.5 to 5.5!

Dive computers are computer devices that allow a diver to measure both the time under water and the depth level he has reached. This allows the diver to avoid having DCS, or decompression sickness.