A method of removing a boiler tube that extends through and is retained in an opening in a boiler vessel, the method comprising the steps of: severing the boiler tube near an exterior periphery of the boiler vessel; centering a rotary cutting tool with respect to a longitudinal axis of the severed boiler tube, the cutting tool having a cutting diameter that is larger than an inside diameter of said boiler tube but smaller than a diameter of said opening; advancing the rotary ...
Melamine plates, bowls and cups are hard plastic dishes that are extremely durable, crack-proof and come in a wide array of shapes, colors and patterns. They have a distinct smooth texture. Like most plastic tableware, melamine dishes can potentially pose health risks by leaching chemicals into your food. You already know microwaving food in plastic containers (even microwave-safe plastic) is a health no-no.
\r\nIn conclusion, plastic products marked with the numbers 2, 4 and 5 are the safer choices. Regardless of what plastic you use, avoid exposing your plastics to high temperatures (microwave, dishwasher) and use mild detergents for cleaning.his symbol is used to identify the plastic and recyclability of the product. In general plastic products marked with the numbers 2, 4 and 5 are the safer choices. The following graphic is a quick summary of the plastics labels and their âthreatâ level. The following sections provide information on each type of plastic.