This is a good tool to have in a trench. A periscope allowed soldiers to look around up on the battlefield while being safe in their trench still. This tool has mirrors at each end to help look out the top.
Trenching tool was a necessitate because it helped to make the actual trench's faster
The gas mask was very important not only in the trench's but on the battlefield as well because of the gases being produced by cannons and other weapons and also the other opponent.
Pocket surgical kit
This was very important on the field. This was useful because if one of your partners got shot you could fix them up. This could also help clean out weapons and clean them.
The steel helmet was a very good thing to have during the war. It was useful because it protected your head from explosions, dirt, rocks, and bullets.
Brosnan, Matt. "10 Things That Could Have Saved Your Life In The Trenches." Imperial War Musems, www.iwm.org.uk/history/10-things-that-could-have-saved-your-life-in-the-trenches. Accessed 27 Mar. 2017.
"What was it like in a World War One trench?" BBC, www.bbc.co.uk/guides/z8sssbk. Accessed 27 Mar. 2017.