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What is the world record for longest time underwater?
The world record for the longest time spent underwater without breathing equipment is 24 minutes and 3.45 seconds, set by Aleix Segura Vendrell in 2016.
What percentage of the air is used for breathing?
Approximately 21% of the air is oxygen, which we use for breathing. The remaining 78% is nitrogen, which is mainly inert and not used for respiration.
How many people die of breathing CO2?
Accidental deaths due to breathing in too much carbon dioxide are rare. Inhaling high levels of CO2 can cause symptoms such as dizziness, headache, confusion, and in severe cases, unconsciousness or death. However, fatal incidents from breathing CO2 are uncommon outside of industrial or confined space accidents.
What is the record size for a pike caught in scotland?
The record size for a pike caught in Scotland is 47 lb 11 oz (21.65 kg).
What relationship describes when a record from one table is related to several records in another table.?
One-to-many relationship. This means that for every record in the first table, there can be multiple related records in the second table, but each related record in the second table corresponds to only one record in the first table.
