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→Cleaning up the consequences of an old Android bug
Some important things to know:
Some important things to know:
* Quality does not make sense for itself.
* Quality does not make sense for itself: quality depends on usages.
* No database at all can pretend to zero-default.
* No database at all can pretend to zero-default.
* With more than 1 200 000 products, there are quality concerns: our goal is to lower the impacts of the issues.
* With more than 1 600 000 products, there are quality concerns: our goal is to lower the impacts of the issues.
== Data quality: how to help? ==
== Data quality: how to help? ==
=== Nutrition values issues ===
Open Food Facts identifies some issues related to nutrition values. Some of them are '''very easy to solve''':
* [https://world.openfoodfacts.org/data-quality/energy-value-in-kcal-greater-than-in-kj Energy value in kcal greater than in kJ]
* [https://world.openfoodfacts.org/data-quality/nutrition-value-over-105-salt Nutrition Salt is higher than 100g per 100g]
* [https://world.openfoodfacts.org/data-quality/nutrition-value-over-105-carbohydrates Carbohydrate is higher than 100g per 100g]
* [https://world.openfoodfacts.org/data-quality/nutrition-value-over-105-fat Fat is higher than 100g per 100g]
=== Nutri-Score quality ===
=== Nutri-Score quality ===
* it can be a software issue (quite rare but possible)
* it can be a software issue (quite rare but possible)
=== Nutrition values issues ===
=== Cleaning up the consequences of an old Android bug ===
The word "Loading…" replaced the correct product name. 99% of phones have been updated with the fix, but we still have some unfixed products.
* [https://world.openfoodfacts.org/data-quality/energy-value-in-kcal-greater-than-in-kj Energy value in kcal greater than in kJ]
* [https://world.openfoodfacts.org/cgi/search.pl?action=process&search_terms=Caricamento%E2%80%A6&sort_by=unique_scans_n&page_size=24&page=1&sort_by=unique_scans_n Italian]
* [https://world.openfoodfacts.org/data-quality/nutrition-value-over-105-salt Nutrition Salt is higher than 100g per 100g]
* [https://world.openfoodfacts.org/cgi/search.pl?action=process&search_terms=Loading%E2%80%A6&sort_by=unique_scans_n&page_size=24&page=1&sort_by=unique_scans_n English]
* [https://world.openfoodfacts.org/data-quality/nutrition-value-over-105-carbohydrates Carbohydrate is higher than 100g per 100g]
* [https://world.openfoodfacts.org/cgi/search.pl?action=process&search_terms=chargement%E2%80%A6&sort_by=unique_scans_n&page_size=24&page=1&sort_by=unique_scans_n French]
* [https://world.openfoodfacts.org/data-quality/nutrition-value-over-105-fat Fat is higher than 100g per 100g]
* [https://world.openfoodfacts.org/cgi/search.pl?search_terms=laden%E2%80%A6&search_simple=1&action=process German]
=== Non-Food Products ===
=== Non-Food Products ===