There is, therefore, no surefire means of protecting young people and children.
Attempts to find its closest relatives have demonstrated with special clarity that molecular phylogenetics is not a sure-fire, problem-free method of determining systematic relationships.
They invented their own ways of playing music - that's a surefire way towards artistic fulfilment.
On paper, the project - with an estimated budget of $18 million - looked like a surefire hit.
Indeed, not making such a donation is a surefire method of ensuring that just that sort "will" turn up.
Surefire vortex-type flash hiders are generally fitted, and suppressors are available.
Not only this, an annual competition of floats makes this festival a sure-fire for all the participants.
Surefire is now offering extended capacity magazines in 60- and 100-round capacity configurations.