Lungs

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 512 512"
>
    <path
        d="M473.16 151.929a79.98 79.98 0 1 0-104.621 8.471A57.721 57.721 0 0 0 304 217.84v13.953l-16-33.6V48a32 32 0 0 0-64 0v150.193l-16 33.6V217.84A57.819 57.819 0 0 0 98.906 191.1L24.2 334.354A71.816 71.816 0 0 0 16 367.68V424a72.081 72.081 0 0 0 72 72h80a40.045 40.045 0 0 0 40-40V330.329l48-75.429 48 75.428V456a40.045 40.045 0 0 0 40 40h80a72.081 72.081 0 0 0 72-72v-56.32a71.784 71.784 0 0 0-8.187-33.3l-74.7-143.246a53.846 53.846 0 0 0-1.812-3.212l10.222-12.176a79.558 79.558 0 0 0 51.637-23.817Zm-112.995 202.2-42.2-31.649-14.075-22.126 11.414-7.609 7 14.694a7.94 7.94 0 0 0 1.029 1.623Zm-208.33 0 36.835-45.062a7.94 7.94 0 0 0 1.029-1.623l7-14.694 11.414 7.609-14.077 22.121Zm51.811-75.974 8.216-17.254 14.458 10.839-9.62 15.113Zm15.234-31.99 8.421-17.685 17.973 13.48-10.339 16.24ZM240 112h32v16h-32Zm0-16V75.695a31.885 31.885 0 0 0 32 0V96Zm0 48h32v16h-32Zm0 32h32v16h-32Zm-2.949 32h37.9l2.733 5.739L256 230l-21.682-16.261Zm47.649 20.475 8.421 17.685-16.056 12.04-10.339-16.246Zm15.438 32.425 8.216 17.254-13.056 8.7-9.618-15.114ZM256 32a16 16 0 1 1-16 16 16.019 16.019 0 0 1 16-16Zm-88 448H88a56.063 56.063 0 0 1-56-56v-56.32a55.781 55.781 0 0 1 6.374-25.9l74.711-143.265A41.8 41.8 0 0 1 192 217.84v47.553l-16.33 34.293-5.78 7.071-9.89-18.131V288h-.341l-5.591-10.249 2.354-4.707A110.224 110.224 0 0 0 168 224h-16a94.2 94.2 0 0 1-7.383 36.424l-17.594-32.255-14.046 7.662 28.423 52.117a128.489 128.489 0 0 1-27.753-3.781l-15.707-3.928-3.88 15.522 15.711 3.928A144.543 144.543 0 0 0 144.79 304h5.37l8.8 16.13-13.083 16-30.8-12.32a137.2 137.2 0 0 0-17.605-5.692l-23.532-5.879-3.88 15.522 23.531 5.883c2.212.553 4.414 1.186 6.6 1.868A46.279 46.279 0 0 1 73.373 344H64v16h9.373a62.206 62.206 0 0 0 43.972-18.046l17.915 7.166-27.66 33.841-9.22-1.844a103.437 103.437 0 0 0-52.906 3.294l5.06 15.178a87.4 87.4 0 0 1 44.707-2.783l.536.107-37.43 37.43 11.314 11.314 39.6-39.6 18.439-13.829a111.871 111.871 0 0 1-21.914 58.73l-.182.244 12.8 9.6.182-.242a127.582 127.582 0 0 0 21.258-44.25 111.093 111.093 0 0 1 20.4 41.634l15.522-3.88a127.078 127.078 0 0 0-32.346-57.921c.374-3.931.585-7.879.585-11.834V380l48-36v112A24.027 24.027 0 0 1 168 480Zm305.641-138.194A55.76 55.76 0 0 1 480 367.68V424a56.063 56.063 0 0 1-56 56h-80a24.027 24.027 0 0 1-24-24V344l48 36v4.305c0 3.955.211 7.9.585 11.834a127.09 127.09 0 0 0-32.346 57.921l15.522 3.88a111.082 111.082 0 0 1 20.4-41.633 127.584 127.584 0 0 0 21.257 44.247l.183.244 12.8-9.6-.183-.245a111.866 111.866 0 0 1-21.913-58.729l18.438 13.829 39.6 39.6 11.314-11.314-37.43-37.43.536-.107a87.4 87.4 0 0 1 44.707 2.783l5.06-15.178a103.427 103.427 0 0 0-52.906-3.294l-9.22 1.844-27.664-33.837 17.916-7.166A62.2 62.2 0 0 0 438.627 360H448v-16h-9.373a46.276 46.276 0 0 1-26.819-8.488 120.054 120.054 0 0 1 6.6-1.868l23.531-5.883-3.88-15.522-23.532 5.883a137.133 137.133 0 0 0-17.6 5.692l-30.8 12.32-13.083-16 8.8-16.13h5.37a144.543 144.543 0 0 0 35.019-4.311l15.711-3.928-3.88-15.522-15.711 3.928a128.489 128.489 0 0 1-27.753 3.781l28.427-52.117-14.046-7.662-17.594 32.255A94.2 94.2 0 0 1 360 224h-16a110.224 110.224 0 0 0 11.578 49.044l2.354 4.707L352.341 288H352v.626l-9.89 18.131-5.78-7.071L320 265.393V217.84a41.778 41.778 0 0 1 59.4-37.94l-3.341 27.123a8 8 0 0 0 14.067 6.122l10.126-12.062Zm-62.119-179.033-16.28 19.392 2.251-18.268a8 8 0 0 0-5-8.417 64.107 64.107 0 1 1 24.972 4.438 8 8 0 0 0-5.943 2.855Z"
    />
    <path
        d="M462.86 124.116a8 8 0 0 0-2.744-10.976l-3.125-1.875a13.369 13.369 0 0 1 1.981-23.837 8 8 0 0 0-5.943-14.856l-.021.009-10.673 4.269A13.369 13.369 0 0 1 424 64.437V56a8 8 0 0 0-16 0v8.437a13.369 13.369 0 0 1-18.334 12.413l-10.673-4.269-.021-.009a8 8 0 0 0-5.943 14.856 13.369 13.369 0 0 1 1.981 23.837l-3.052 1.831-.073.044a8 8 0 0 0 8.231 13.72l7.637-4.582A13.369 13.369 0 0 1 408 133.743V136a8 8 0 0 0 16 0v-2.257a13.369 13.369 0 0 1 20.248-11.465l7.637 4.582a8 8 0 0 0 10.975-2.744Zm-27.948-19.689a29.487 29.487 0 0 0-12.013 3.759 29.811 29.811 0 0 0-6.9 5.359 29.811 29.811 0 0 0-6.9-5.359 29.487 29.487 0 0 0-12.013-3.759 29.986 29.986 0 0 0-.292-10.7A29.417 29.417 0 0 0 416 84.588a29.417 29.417 0 0 0 19.2 9.142 29.986 29.986 0 0 0-.292 10.7Z"
    />
</svg>