The phrase "a combination of dust" is correct and usable in written English.
It can be used when describing a mixture or collection that includes dust as one of its components.
Example: "The old attic was filled with a combination of dust, cobwebs, and forgotten memories."
Alternatives: "a mixture of dust" or "an amalgamation of dust".
Human exposure to HBCD occurs mainly through a combination of diet, ingestion of indoor dust, and inhalation of indoor air (Harrad et al. 2010; Roosens et al. 2009).
Other than smoke from fires in neighbouring states, the city's poor air is attributed to a combination of road dust, exhaust fumes, industrial emissions and open fires, including those lit by poorer residents to cook and keep warm.
This suggests that the extinction toward the GC is caused by a combination of interstellar dust in diffuse clouds and dense clouds.
A combination of stress, heat, dust and other factors may have acted in concert with smoking to cause illness, Dr. DeFraites said.
Things improve with adolescence -- he sleeps at night and has a girlfriend -- until a combination of alcohol, angel dust and anxiety leads to a hilariously botched back-seat encounter.
Exposure from the diet or from a combination of sources (diet, dust, cosmetics and thermal paper) is considerably under the safe level (the "tolerable daily intake" or TDI).
Exposure from the diet or from a combination of sources (diet, dust, cosmetics and thermal paper) is considerably under the safe level (the "tolerable daily intake" or TDI .The EFSA's experts have concluded that exposure should be set at 0.004 mg/kg body weight/d, from the existing 0.05 mg/kg body weight/d.
Combo skin-A combination of either.
Breathing in a combination of moisture and stone dust over the course of a 10-hour day proved harmful to workers at the company, and many died of tuberculosis, Dr. Carlton said.
This was down to a combination of local emissions and dust blown over from the Sahara desert, it said.
