A wire harness is a single cable covered by an exterior sleeve. The sleeve that encases the single cable is typically made of the same material used in a cable assembly. Wire harnesses are used in applications where the wire will not be exposed to environmental threats such as extreme heat, moisture, dust, or friction.
Maybe: Our eyes are designed to see things in 3d. When you look at a computer/book etc for a long time (a 2d surface) you can strain your eyes or get dry eyes. Every 20 minutes rest your eyes for 20 seconds by looking at something at least 20 feet away.
âAllergies can also cause itchy, watery eyes, which you donât normally have with a cold or flu,â Hauguel adds. Allergy symptoms usually last as long as youâre exposed to the allergen, which may be about 6 weeks during pollen seasons in the spring, summer, or fall. Colds and flu rarely last beyond 2 weeks. Most people with a cold or flu recover on their own without medical care.