But Thermotron Marketing Manager Da------t he---r ---mo---- t----- ron... says the company’s brand name remains a substitute for a testing devices.

Holland —

In the 50 years since Charles Conrad founded a company that builds testing devices, competitors have grown up around the Holland-based Thermotron, in Hudsonville, Grand Rapids and Holland.

But Thermotron Marketing Manager Da --mo--ron--- says the company’s brand name remains a substitute for a testing devices.

Just like office workers used to say, “Xerox” when they meant, “copy machine,” people say Thermotron when they want a testing chamber.