This from the Flight Techniques Section of the Fokker produced F100 AOM .
Take-off
General
Unless stated otherwise, the take-off procedure in this section presuppose the following conditions: ATA profile (TRA and ACCEL ALT: 1000 ft AGL), flap 8, ATS and FD on and NAV armed:
The IATA take-off profile is recommended for operators who have to comply with stringent noise requirements.
Flap 0, 8 and 15 are available for take-off.
Special instructions for take-off from contaminated runways or in cold weather are provided in section Adverse Weather Operations.
And further on in Adverse Weather Operations
Windshear
Flap 15 gives the best performance if the shear is encountered on the runway (lowest VR). Flap 0 gives the best climb performance. Flap 8 is recommended as the best compromise for the situation.