There is no such thing as a cobalt bomb, such as described in various comic books in the past. The only known (non-classified) thermonuclear bombs are the A-Bomb and the H-Bomb. The H-Bomb is much more powerful and expensive, but several countries already have it.
Actually I'll answer this myself... The Gold-Bomb. Replacing about 1 ton of Uranium tamper on the secondary with 1 ton of gold would produce a very practical "salted" high contamination bomb. but the gold is probably too expensive for anyone to try it. The cobalt bomb is impractical because cobalt's capture crosssection is too small for high energy fusion neutrons. See Chuck Hansen's "Swords of Armageddon" Volume V for details.
- Has no significant impact on the environment, and it's very expensive.
Muli-staged thermonuclear rocket
It should be ---- Cars are expensive; motorcycles are dangerous.
Advantages: reliability and trustDisadvantages: expensive
very expensive very expensive
it is that chipboard is not expensive
It is very expensive
Curium is extremely dangerous and expensive.
Since plastic surgery operations are quite often very expensive, taking the operation in a cheaper plastic surgery clinic can easily lead to significant savings.
advantages-almost everyone has a tv disadvantage-expensive
The main advantage of solar pool heating is that it is less expensive than an electrical heater, and doesn't require any significant installation. It is also environmentally friendly.
advantages are: it gives the cliff less weathering disadvantages are: it is expensive to make