Working with pipes, usually in tight, confined spaces, requires the strength to hold up pipework, appliances, or toilets, and the ability to hold pipe fittings steady, while having good control of your hands to manipulate small objects. You will need to have good vision to thread fittings, read small gauges, and interpret blueprints. Some of the physical tasks and abilities required of plumbers include: Accessing Confined Spaces Applying Adhesives, Sealants, and Caulk Cleaning Sewer Lines Hand and Arm Strength Installing Appliances Like Refrigerators, Dishwashers, Water Softeners, and Water Heaters Installing Pipe Systems for Gas, Water, Steam, and Other Liquids Manual Dexterity Precision Tolerating Potentially Dangerous, Noisy, or Unpleasant Working Conditions Using Soldering Techniques Utilizing Tools to Assemble Components Welding