Yes! Different smoke bomb colors mean different things, especially within the military.
Red Smoke - In military and emergency services, red smoke is often used as a signaling device to mark a specific location or to signal for help. It can also be used to create a smokescreen to obscure visibility or provide cover for personnel.
Black Smoke - Mostly used for concealmeant
Blue smoke - Used for target marking (mark specific locations or ground troops), extraction (use for landing zones), and potential communication.
Green smoke - Green smoke is often used during training exercises to simulate the use of a signaling device in a combat situation. Troops may use green smoke to signal for extraction, mark a location, or communicate with other units.
Orange smoke - Search and Rescue: Orange smoke can be used to mark the location of a downed aircraft or missing personnel during search and rescue operations. This can help search and rescue teams quickly locate and recover personnel in need of assistance.
Pink smoke - Gender reveals.....duh
Purple smoke - Used for training and simulation for real life experiences.
Yellow smoke - In the military/emergency services, yellow smoke can be used to indicate a chemical hazard or contamination.
White smoke - Surrender: In some cases, white smoke may be used as a signal of surrender. For example, troops or vehicles may release white smoke to indicate that they are surrendering to enemy forces.