取水灯具是可活性的,可携带的灯笼能从咸水或淡水中与取盐混合而生出电力. 这些生态友好的装置使用电离来提供长达45天的光线,使得它们成为紧急情况和离网的沿海社区的理想. 科学和事实
取水灯具是可活性的,可携带的灯笼能从咸水或淡水中与取盐混合而生出电力. 这些生态友好的装置使用电离来提供长达45天的光线,使得它们成为紧急情况和离网的沿海社区的理想. 科学和事实
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