Title 21 HEALTH AND SAFETY This title is included in your selections. Chapters: 21.04 Emergency Communication Services 21.05 Street Address Assignment 21.08 Carbon Monoxide Emergency Episode Prevention Plan 21.12 Oxygenated Fuel 21.16 Fireworks 21.20 Garbage and Solid Waste 21.24 Vehicle Plug-in Program 21.28 PM2.5 Air Quality Control Program