クジラはなぜ“潮を吹く”？
雑学三昧
[{'start': '0.160', 'end': '6.960', 'text': 'Why do lotteries blow salt? Not water.  What is the'}, {'start': '3.760', 'end': '11.080', 'text': 'true nature of that whoosh? The'}, {'start': '6.960', 'end': '14.360', 'text': 'sight of a whale blowing its saliva high into the air above the ocean'}, {'start': '11.080', 'end': '17.199', 'text': "looks like it's blowing water, but did you"}, {'start': '14.360', 'end': '20.439', 'text': "know that it's not actually water? There is an"}, {'start': '17.199', 'end': '24.519', 'text': "important mechanism hidden in a whale's salt blower that they need to survive"}, {'start': '20.439', 'end': '27.640', 'text': '.  Unlike mammals (i.e.'}, {'start': '24.519', 'end': '31.960', 'text': 'fish), whales breathe through their mouths rather than through gills'}, {'start': '27.640', 'end': '34.239', 'text': ".  That's why even when we dive into the ocean, we"}, {'start': '31.960', 'end': '38.920', 'text': 'have to come to the surface periodically to get some air'}, {'start': '34.239', 'end': '42.520', 'text': '.  When they reach the surface, they exhale the stale air from their lungs in'}, {'start': '38.920', 'end': '46.160', 'text': 'one go, and the force of the exhalation causes'}, {'start': '42.520', 'end': '49.879', 'text': 'air to blow out from their nostrils.  This is the true identity of salt blowers'}, {'start': '46.160', 'end': '52.640', 'text': ".  It's like the white smoke from a salt spray."}, {'start': '49.879', 'end': '56.280', 'text': 'In fact, it is not actually blowing up water'}, {'start': '52.640', 'end': '60.879', 'text': '.  The real contents are the moisture contained in the air we exhale'}, {'start': '56.280', 'end': '63.840', 'text': '.  All that appears is the seawater around his nose'}, {'start': '60.879', 'end': '68.640', 'text': 'suddenly cooling down and turning into steam.'}, {'start': '63.840', 'end': '71.640', 'text': "In other words, the warm breath coming out of the whale's lungs"}, {'start': '68.640', 'end': '74.360', 'text': 'instantly turns into steam when hit by the cold rubble.  That'}, {'start': '71.640', 'end': '77.960', 'text': "'s the phenomenon that's happening.  Why"}, {'start': '74.360', 'end': '81.159', 'text': 'are they called salt blowers? When people'}, {'start': '77.960', 'end': '84.320', 'text': 'saw salt blowers from afar, they'}, {'start': '81.159', 'end': '87.439', 'text': 'thought they were blowing water.  It is said'}, {'start': '84.320', 'end': '90.600', 'text': 'that the expression "wiping away salt" comes from the fact that it looks like wiping off sea salt'}, {'start': '87.439', 'end': '93.360', 'text': ".  In reality, it's"}, {'start': '90.600', 'end': '96.640', 'text': 'not actually blowing out a huge amount of seawater.  There are'}, {'start': '93.360', 'end': '98.360', 'text': 'different types of salt blowers, and depending on the type, the'}, {'start': '96.640', 'end': '104.079', 'text': 'angle at which the salt is blown, the'}, {'start': '98.360', 'end': '108.360', 'text': 'shape, the sideways direction, the fork height, etc. vary.'}, {'start': '104.079', 'end': '112.719', 'text': 'For example, seeing a seated whale, a low, thick blowing whale, a white long'}, {'start': '108.360', 'end': '115.759', 'text': 'whale, a super-giant blowing whale 9m high, or a salt blowing whale'}, {'start': '115.759', 'end': '118.560', 'text': 'can give you clues as to which type of whale to look at.'}]