Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Distribution of the number of hours of PM2.5 above 75 µg/m3 and above 100 µg/m3 by types of cooking fuel used in the home in low-income urban homes in Pune, India (n = 166).
K: Kerosene but no wood; W: Wood but no kerose;
K & W: Both kerosene and wood
