Complex sentence: In 1863 the first tea clippers of composite construction were brought out, combining the best of both worlds-the strength of iron spars with wooden hulls that could be coppered to prevent the fouling that occurred on iron hulls.
Split into simpler sentences: In 1863 the first tea clippers of composite construction were brought out, combining the best of both worlds. Composite clippers had the strength of iron spars with wooden hulls, and copper sheathing could be added to prevent the fouling that occurred on iron hulls.