These soon hatch into legless white maggots which after 2 to 5 days of development transform into reddish-brown pupae, about 8 mm (0.3 in) long. Adult flies normally live for 2 to 4 weeks but can hibernate during the winter.
The American Community Survey (ACS) is a 21-page questionnaire generated by the US Department of Commerce under the auspices of the US Census Bureau. Funded by tax dollars, the lengthy questionnaire is mailed to 2% of the US population annually.
The American Chemical Society (ACS) Committee on Analytical Reagents sets the specifications for most chemicals used in analytical testing. Currently, ACS is the only organization in the world that sets requirements and develops validated methods for determining the purity of reagent chemicals. These ACS chemical specifications have also become the de facto standards for chemicals used in many high-purity applications.