To follow this up. Do you need a physicist's opinion?
-Making a watch: No -Making a watch for space: Yes
-Making fireworks: No -Making a nuclear bomb: Yes
General rules:
Exceptions may be made at the discretion of the mods.
To follow this up. Do you need a physicist's opinion?
-Making a watch: No
-Making a watch for space: Yes
-Making fireworks: No
-Making a nuclear bomb: Yes