Received: from PCH.mit.edu (18.7.21.50) by mail.efplus.com (192.168.0.8) with Microsoft SMTP Server (TLS) id 8.3.485.1; Sat, 10 Jul 2021 16:09:30 -0700 Received: from PCH.MIT.EDU (localhost.localdomain [127.0.0.1]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 16AMwNju008235; Sat, 10 Jul 2021 18:59:10 -0400 Received: from outgoing-exchange-5.mit.edu (OUTGOING-EXCHANGE-5.MIT.EDU [18.9.28.59]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 16AMwK3B008232 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Sat, 10 Jul 2021 18:58:21 -0400 Received: from w92exedge3.exchange.mit.edu (W92EXEDGE3.EXCHANGE.MIT.EDU [18.7.73.15]) by outgoing-exchange-5.mit.edu (8.14.7/8.12.4) with ESMTP id 16AMwF8D001335 for ; Sat, 10 Jul 2021 18:58:20 -0400 Received: from oc11expo12.exchange.mit.edu (18.9.4.17) by w92exedge3.exchange.mit.edu (18.7.73.15) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Sat, 10 Jul 2021 18:58:00 -0400 Received: from oc11exhyb8.exchange.mit.edu (18.9.1.113) by oc11expo12.exchange.mit.edu (18.9.4.17) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 10 Jul 2021 18:58:15 -0400 Received: from NAM04-DM6-obe.outbound.protection.outlook.com (104.47.73.48) by oc11exhyb8.exchange.mit.edu (18.9.1.113) with Microsoft SMTP Server (TLS) id 15.0.1497.18 via Frontend Transport; Sat, 10 Jul 2021 18:58:15 -0400 Received: from DM5PR08CA0026.namprd08.prod.outlook.com (2603:10b6:4:60::15) by BL0PR0102MB3475.prod.exchangelabs.com (2603:10b6:207:1d::28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.23; Sat, 10 Jul 2021 22:58:14 +0000 Received: from DM6NAM11FT015.eop-nam11.prod.protection.outlook.com (2603:10b6:4:60::4) by DM5PR08CA0026.outlook.office365.com (2603:10b6:4:60::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.19 via Frontend Transport; Sat, 10 Jul 2021 22:58:14 +0000 Received: from mail-pf1-f170.google.com (209.85.210.170) by DM6NAM11FT015.mail.protection.outlook.com (10.13.172.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.20 via Frontend Transport; Sat, 10 Jul 2021 22:58:13 +0000 Received: by mail-pf1-f170.google.com with SMTP id j9so6772529pfc.5 for ; Sat, 10 Jul 2021 15:58:13 -0700 (PDT) Received: from esk (pa49-181-236-17.pa.nsw.optusnet.com.au. [49.181.236.17]) by smtp.gmail.com with ESMTPSA id c12sm10609030pfl.27.2021.07.10.15.58.12 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sat, 10 Jul 2021 15:58:12 -0700 (PDT) Received: from james by esk with local (Exim 4.90_1) (envelope-from ) id 1m2LvD-0005vP-C3; Sun, 11 Jul 2021 08:58:07 +1000 From: James Cameron To: Microcontroller discussion list - Public. Sender: "piclist-bounces@mit.edu" Date: Sat, 10 Jul 2021 15:58:07 -0700 Subject: Re: [OT]:: Salt Water Concrete Thread-Topic: [OT]:: Salt Water Concrete Thread-Index: Add14KQHL8k88BA8RLq6bVorokLKwg== Message-ID: <20210710225807.GA21899@laptop.org> References: List-Help: List-Subscribe: , List-Unsubscribe: , In-Reply-To: Reply-To: Microcontroller discussion list - Public. Accept-Language: en-US X-MS-Exchange-Organization-AuthAs: Anonymous X-MS-Exchange-Organization-AuthSource: TS500.efplus4.local X-MS-Has-Attach: X-Auto-Response-Suppress: All X-MS-Exchange-Organization-SenderIdResult: Pass X-MS-Exchange-Organization-PRD: mit.edu X-MS-TNEF-Correlator: received-spf: Pass (protection.outlook.com: domain of laptop.org designates 209.85.210.170 as permitted sender) receiver=protection.outlook.com; client-ip=209.85.210.170; helo=mail-pf1-f170.google.com; dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=laptop.org; s=google; h=date:from:to:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=GUDFaM4eajdFWbtLtsvGe7zTlop5FvnVn3Ba1Xq5ceE=; b=c1ibb0O0mdxOdVPYibsEdybML2SkVSLeSpbhYwpVQjgwkJa3ZG+rzeouZNXjZDwGyj tnjvRF1N5LodrmnFTzoWnwn+TkeRnK94yKmHZ+yxiDeamzoi51RLy71aBAOVUAzpAeLt LR7vdIpVq/ZtDRyhDYKJsssbOIhySmfnVi4mE= authentication-results: spf=pass (sender IP is 209.85.210.170) smtp.mailfrom=laptop.org; mit.edu; dkim=pass (signature was verified) header.d=laptop.org; mit.edu; dmarc=pass action=none header.from=laptop.org; user-agent: Mutt/1.9.4 (2018-02-28) errors-to: piclist-bounces@mit.edu list-id: "Microcontroller discussion list - Public." list-post: x-beenthere: piclist@mit.edu x-mailman-version: 2.1.6 x-received: by 2002:a05:6a00:24c3:b029:318:8c51:7d67 with SMTP id d3-20020a056a0024c3b02903188c517d67mr44574508pfv.23.1625957892635; Sat, 10 Jul 2021 15:58:12 -0700 (PDT) x-topics: [OT] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 I'm being resensitised to concrete buildings, now that I'm working in an old one. https://en.wikipedia.org/wiki/Anglo-Australian_Telescope 50m tall, about ten stories across eight floors, some of which are double height, some of which are partial. A lot of vibrating equipment; cooling pumps, hydraulics, cryostats, air compressors, and a really heavy telescope. Yes, we have some PICs. --=20 James Cameron https://quozl.linux.org.au/ --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .