“Torch” is British for “flashlight”.
Seras: How many ideas do you have?
Pip: Oh, loads! Pepper spray, only with garlic instead of the pepper. Torch-sized pocket sunlamps. Christian pop music tapes…
Seras: Actually, that stuff might have the same effect on humans.
Pip: We’d have to run controlled tests…
Seras: Hang on a bit.
What were you planning to test these on?
Pip: Er…well….if I tell, will you promise not to hit me?