Answer:
light-weightiness, durability
Step-by-step explanation:
Titanium is chemical element with symbol Ti and the atomic number of the element is 22.
Titanium is a transition metal with silver lusture. It possess low density, and high strength and also high tensile strength. Titanium is also resistant to corrosion in sea water.
Titanium is used in many sporting goods like tennis rackets, hockey, etc. Wheelchairs and the tennis rackets are better when they are lightweight, without being detracting from their quality.