Byrd Labs has in its possession an internal document from the Syva Company, makers of the widely used EMIT test. This document, leaked by a disillusioned company employee, lists more than 250 over-the-counter medications and prescription drugs that can cause false positives. Substances that cause False Positive Drug Test Results
Flying time from Sao Paulo, Brazil to New York, NY. The total flight duration from Sao Paulo, Brazil to New York, NY is 10 hours, 1 minute. This assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/h or 434 knots. It also adds an extra 30 minutes for take-off and landing. Your exact time may vary depending on wind speeds.
The average flight time between the cities of Boston and Prague is  8 hours and 19 minutes. The estimated distance between these  locations is 3,906 miles.Edit.ow long is the flight from New York to Paris? 6hr 50min to 7hr 40min New York Kennedy (JFK) to Paris (CDG) by  a nonstop flight operated by XL Airways France, Air France or Delta  Air Lines.