Half-Life: Science And Industry

Half-Life: Science And Industry cheat codes: 
Load game with the command line: hl.exe -dev -console.
Then, press [~] if the orange text on the screen does not disappear.
During gameplay, press [~] to display the text prompt and type in
sv_cheats 1. Press [~] and enter one of the following console commands.

Bind indicated weapon to key  -  bind

Weapon names:
Use one of the following entries with the bind code.
Note: the entries are case-sensitive and must include the quotation marks.
"weapon_briefcase"
"weapon_cloak"
"weapon_colt"
"weapon_crossbow"
"weapon_empcannon" (in version 0.98)
"weapon_fev"
"weapon_gauss"
"weapon_handgrenade"
"weapon_mindray"
"weapon_rocketpistol"
"weapon_rpg"
"weapon_satchel"
"weapon_shotgun"
"weapon_snUZI"
"weapon_tommygun"
"weapon_tripmine"
"weapon_vomit"