containsBox( box ) {

		return this.min.x <= box.min.x && box.max.x <= this.max.x &&
			this.min.y <= box.min.y && box.max.y <= this.max.y &&
			this.min.z <= box.min.z && box.max.z <= this.max.z;

	}
Returns `true` if this bounding box includes the entirety of the given bounding box.
If this box and the given one are identical, this function also returns `true`.

@param {Box3} box - The bounding box to test.
@return {boolean} Whether the bounding box contains the given bounding box or not.