Complex sentence: Compared to steel tools, beryllium copper tools are more expensive, not as strong, and less durable, but the properties of beryllium copper in hazardous environments may outweigh the disadvantages.
Split into simpler sentences: Compared to steel tools, beryllium copper tools are more expensive, not as strong, and less durable. However, the advantages of beryllium copper in hazardous environments outweigh the disadvantages.