Microfibers Released into the Air from a Household\nTumble Dryer
Bibliographic record
Abstract
Microfibers of polyester\nand cotton might be significant for the\ntransport and fate of chemical pollutants in the air due to the amounts\nemitted, as well as their capacities to sorb inorganic and organic\ncompounds. It was hypothesized that household tumble driers could\nbe atmospheric sources of these microfibers. This study quantified\nthe number of the two most common textile fibers discharged from a\nhousehold vented tumble dryer to ambient air. The results suggest\nthat driers of this type are a potential source of air contamination\nby microfibers, releasing 433,128–561,810 microfibers during\n15 min of use. Microfibers can be generated from both polyester and\ncotton textiles. The abundances of microfibers of polyester produced\nwere directly proportional to the masses of clothing loaded into a\ndryer, but such a relationship was not apparent for cotton textiles.\nOn the basis of the results presented here and other relevant data,\nit was estimated that the average Canadian household can annually\nrelease from 9 × 10<sup>7</sup> to 12 × 10<sup>7</sup> microfibers\nfrom a single dryer. To minimize the release of these microfibers\ninto the air, an appropriate engineered filtration system should be\ndeveloped and adopted as an effective control measure for individual\nhousehold driers.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.001 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.001 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.659 | 0.005 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; both teacher heads agree on what is shown here.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".