Prolonged exposure to high levels of silica has long been known to cause silicosis This
paper evaluates the evidence for an increased risk of chronic obstructive pulmonary disease …

Background The rate of forced expiratory volume in 1 second (FEV 1) decline (" beta") is a
marker of chronic obstructive pulmonary disease risk. The reduction in beta after quitting …

Asbestos is a general term for a heterogeneous group of hydrated magnesium silicate
minerals that have in common a tendency to separate into fibers (1). These fibers, inhaled …

We investigated cumulative total cement dust exposure and ventilatory function impairment
at a Portland cement factory in Tanzania. All 126 production workers were exposed. The …

Background There are only a few follow-up studies of respiratory function among cement
workers. The main aims of this study were to measure total dust exposure, to examine …

The cohort consisted of 10,173 men who had worked for at least one year in jobs involving
exposure to vinyl chloride prior to 1 January 1973. These men were employed at 37 plants …

Objectives Based on findings from a systematic literature search, we present and discuss the
evidence for an association between exposure to cement dust and non-malignant …

Construction is an important segment of the economy that employs millions of people.
Construction dust is an occupational health hazard to millions of construction workers …

We hypothesised that exposure to workplace aerosols may lead to lung function impairment
among cement production workers. Our study included 4966 workers in 24 cement …

Objectives: To compare total dust exposure, prevalence of chronic respiratory symptoms,
lung function, and chronic obstructive pulmonary disease (COPD) among Tanzanian cement …