The materials used for manhole steps are chosen carefully
. Traditionally, cast iron has been the go-to material due to its durability and strength. However, modern alternatives such as fiberglass-reinforced plastic are gaining popularity. These materials can offer advantages such as corrosion resistance and lighter weight, which can be particularly useful in areas with high moisture levels or corrosive environments.- Food Industry Gas measurements are crucial in the food processing industry, particularly in controlled atmosphere packaging. Monitoring gases like oxygen and carbon dioxide helps extend the shelf life and maintain the quality of food products.