Stainless steel pipe screens are generally considered safe to use. They are small, circular pieces of metal mesh, that are placed in the bowl of a pipe. Specially designed to be used as filters in pipes to prevent ash, burnt plant matter, and other debris from traveling up the stem and being inhaled during smoking.
304 is a grade of stainless steel used in pipe screens. That is typically used as a type of stainless steel that is known for its durability and corrosion resistance. 304 Stainless steel grade is non-magnetic steel, it is generally considered safe for use in medical and food applications. However, It’s important to note that some low-quality screens may contain harmful materials like cadmium, lead, or other heavy metals. These metals can be dangerous or harmful if they are inhaled over a long period. So, it needs to make sure that you are using high-quality stainless steel pipe screens that are free from these materials.
Additionally, some people may be sensitive to nickel, which is a common component of stainless steel. If you may want to consider using screens made from alternative materials like ceramic, glass, or quartz. These materials are non-toxic and are not known to cause any adverse health effects. Additionally, they are easy to clean and can be reused multiple times. So, the stainless steel pipe screens are safe to use