Best Practice Guide

Glossary

Introduction

Planning an Energy Program

Funding and Approval

Education

Lighting

Central HVAC System

Procurement Policy

Building Envelope

Demand Response

Distributed Generation

Water Use

Motors

Food Service

Resources and Appendices

Lessons Learned

Best Practice Guide Glossary

Search the glossary by keyword:


Browse the glossary alphabetically:


PARTICULATE MATTER (PM) Return to list of terms

Unburned fuel particles that form smoke or soot and stick to lung tissue when inhaled. A chief component of exhaust emissions from heavy-duty diesel engines.

Source: California Energy Commission