He wants to get rid of the bicycle because it is broken and rusted. He is worried that his child may injure himself while riding it. He no longer needs a bicycle to help him make a living.
Technical writing <span>is any written form of writing or drafting </span>technical communication<span> used in a variety of technical and occupational fields, such as </span>computer hardware<span> and </span>software<span>, </span>engineering<span>, </span>chemistry<span>, </span>aeronautics<span>, </span>robotics<span>, </span>finance<span>, </span>medical<span>, </span>consumer electronics<span>, and </span>biotechnology. It encompasses the largest sub-field within technical communication.