Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
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Other studies, primarily with laboratory animals, suggest that the chemical composition5
and surface areas of the particles may be more important than particle mass. Scientists
are continuing to study the health effects of particles and are developing better methods
for measuring the important constituents. It may be possible in the near future to more
accurately assess the effects of inhaled particles on human health.
Nitrogen Oxides
Nitrogen oxides are produced during most combustion processes. Mobile sources and
power plants are the major contributors in Southern California.
About 80 percent of the immediately released nitrogen oxide...
Nội dung trích xuất từ tài liệu:
Indoor Air Pollution: An Overview
