¿qué materiales conoces que sean a la vez ligeros y resistentes para fabricar un casco de protección para los ciclistas ? ¿de dónde se obtienen los materiales primos para su fabricacion?

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How is this a spanish question?

How would you describe enrique salaverria sculpture of a woman with a building raising up from her headthis is fairly subjective, but one way to describe enrique salaverría’s sculpture of a woman with a building raising up from her head would be "majestic" and "powerfulhope this < 3

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