In order to obtain oil, China must import from states that can be considered unstable.

Warp plasma is considered highly unstable and can be easily detonated.

There are only a couple of standing walls left and they are considered unstable.

The sight mount of the Type 3 is considered unstable.

After that, she was considered unstable and was not offered significant roles.

The site remains out-of-bounds to the public and is considered unstable and dangerous.

Isolated interstitial has never been observed in diamond and is considered unstable.

I do not have a history of depression nor am considered mentally unstable.

Other companies have been quicker to cancel trips to areas customers might consider unstable.

Other elements of the vocabulary are still considered unstable.