In the long term, premature birth may lead to these complications: 1  Cerebral palsy. 2  Cerebral palsy is a disorder of movement, muscle tone or posture that can be caused by infection, inadequate blood flow or injury to a preemie's developing brain either during pregnancy or while the baby is still young and immature.
Before you even think about welding, make sure you have the right gear, including fire resistant jacket, safety glasses, welding gloves and an approved welding helmet. Helmets have come a long way in recent years.
Welding is the process of joining metals by melting the parts and then using a filler to form a joint. It can be done using different energy sources, from a gas flame or electric arc to a laser or ultrasound.rc welding makes use of an electrical current. Welders wear special helmets and gloves for protection. Welders use extreme heat that is supplied by either an electrical current or gas to connect two metal surfaces. There are various types of welding.