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Carbonyl compounds indoors in a changing climate
Peter Brimblecombe1, Carlota M Grossi
1School of Environmental Sciences, University of East Anglia, Norwich Research park, Norwich NR4 7TJ, UK. P.Brimblecombe@uea.ac.uk.
Chemistry Central Journal
|March 24, 2012
Summary
Indoor air pollutants like formic acid, acetic acid, and formaldehyde can damage historical materials and metals. Higher temperatures may accelerate the release of these carbonyl compounds, impacting indoor environments.
Area of Science:
- Environmental Science
- Chemistry
- Conservation Science
Background:
- Formic acid, acetic acid, and formaldehyde are key indoor air compounds.
- These compounds can degrade calcareous materials, paper, and corrode metals like copper and lead.
- Carbonyl sulfide also tarnishes silver and copper, promoting sulfide formation.
Purpose of the Study:
- To investigate the impact of indoor carbonyl compounds on historical artifacts and materials.
- To understand the role of temperature and ventilation on carbonyl compound concentrations.
Main Methods:
- The study focused on the Cartoon Gallery at Knole, an historic house.
- Analysis of carbonyl compound evolution rates at different temperatures.
- Consideration of ventilation effects in various climates.
Main Results:
- Carbonyl compounds are released more rapidly at higher temperatures.
- Higher concentrations of carbonyls have the potential to accumulate in indoor environments.
- Warmer climates with increased ventilation may lead to faster depletion of carbonyls.
Conclusions:
- Carbonyl compounds are predicted to have an increased impact on indoor environments in the future.
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