Steal some of the oil.
Replace it at correct stoichiometric ratio with ammonium nitrate or some other powerful oxidiser.
Attach a detonator and tracking device to the ship.
Don't tell the crew.
Let the crew go free.
When the ship reaches its destination, detonate.
Halifax explosion, round two.
Steal some of the oil. Replace it at correct stoichiometric ratio with ammonium nitrate or some other powerful oxidiser. Attach a detonator and tracking device to the ship. Don't tell the crew. Let the crew go free. When the ship reaches its destination, detonate. Halifax explosion, round two.
Fuck you, whoever would buy Russian oil.