Titanium is considered strategic because of its aviation and other military uses. However its one of the most common elements of the earth crust and available today. Unlike in the past it’s far more common. It’s been used as a commercial metal for cook ware and mess kits commercially for sometime. If there was an issue it’s price point is generally double. Mostly as the material is harder to work with. This is why it’s not as common as say aluminum. It’s as strong as steel yet half the weight.A new multi-functional thermos, made of titanium alloy, according to the original Weibo poster. I'm surprised they would go with titanium. I'm under the impression that the metal is somewhat strategic.