Questões Concurso Departamento de Ciência e Tecnologia Aeroespacial - DCTA - SP

is not enough to avoid accidents.

may rise the aviation fatality rate.

faces restrictions due to new regulations.

depends on the reduction of air crashes.

will reduce human error possibilities.

relies on several studies.

may be easily determined.

is similar to steel.

lacks data to be established.

may vary in some applications.

make projects heavier than conventional materials.

demand more steel to be safer.

have just been banned from the aircrafts.

are unreliable due to their hybrid structure.

require more accurate checks in aircraft parts.

the advantage of creating an end product.

the possibility of increasing contamination levels.

a skepticism about the process efficiency.

the amount of solutions for better sewage treatment.

aumentam a proliferação de bactérias.

controlam a filtragem do processo.

desaparecem com a presença de muito líquido.

surgem após a decomposição estar completa.

ajudam no processo de compostagem.